A rise in a woman's basal body temperature signals group of answer choices that ovulation has occurred.
Pregnancy can also be identified using the basal body temperature approach. An increase in basal body temperature that persists for 18 days or longer after ovulation may be a sign of impending pregnancy.
The release of progesterone following ovulation causes an increase in basal body temperature. Progesterone will keep being secreted to aid in the fetus' development if you get pregnant, therefore your body temperature will stay high.
Your cycle's first phase sees a lower level, and the second phase sees an increase when you ovulate. Usually, a person's pre-ovulatory temperature ranges between 96° and 98° Fahrenheit. It rises to between 97 and 99 degrees Fahrenheit after ovulation, which is around 0.1 degree higher than normal.
For more information on ovulation kindly visit to
https://brainly.com/question/25724530
#SPJ4
how are starch and cellulose different in their composition?
Starch and cellulose differ in their composition as starch consists of α-glucose monomers whereas the cellulose consists of β-glucose monomers.
Starch is basically a soft, white as well as a tasteless powder which is insoluble in alcohol, cold water, and other solvents. Starch is a polysaccharide which comprises of glucose monomers which are joined with the help of α-1,4 linkages.
Cellulose, when its simplest form, is basically composed of the β-1,4-linked glucose. Cellulose is a key component of the plant cell walls and also has a promising potential to become one of the key resources for renewable biofuels. Starch has α-glucose monomers, cellulose, whereas has β-glucose monomers. Three of the monomers link together in order to make cellulose.
To know more about starch here
https://brainly.com/question/28459643
#SPJ4
a patient has lost the ability to digest the majority of carbohydrates, proteins, and fats due to a loss of enzymes. which organ is most likely failing her?
A patient has lost the ability to digest the majority of carbohydrates, proteins, and fats due to a loss of enzymes. pancreas organ is most likely failing her.
The pancreas is a digestive and endocrine organ found in animals. It is a gland in humans that is found in the abdomen beyond the stomach. The pancreas is a mixed or heterocrine gland, which means that it performs both endocrine and digestive exocrine functions. The pancreas is 99% exocrine and 1% endocrine.
Its primary role as an endocrine gland is to regulate blood sugar levels by secreting the hormones insulin, glucagon, somatostatin, and pancreatic polypeptide. It is an exocrine gland that secretes pancreatic juice into the duodenum via the pancreatic duct as part of the digestive system.
Learn more about pancreas
https://brainly.com/question/817041
#SPJ4
which evolutionary mechanism results in an adaptation within a species?
Answer: Natural selection
Explanation:
Natural selection is a process where organisms that are better adapted to an environment will survive and reproduce. This means that the advantageous alleles of this variant organism are passed on to offspring. Over many generations, the process of natural selection leads to evolution occurring.
Hope it helps and don't forget to rate-me down below and smash that brainliest button who you think deserves it!Your Best,Edwinwhat change in the experiment would incresase the chance of observing the mobility expected for 22.%kd
To improve the likelihood of finding the mobility predicted for 22 kd, the experiment ought to be carried out at a lower temperature.
Larger molecules can move more effectively in a medium that is less viscous thanks to lower temperatures. Increasing the experiment's temperature would be the adjustment that would reduce the likelihood of observing the mobility predicted for a 22 kD particle. Molecules will move more quickly as the experiment's temperature rises, which will lessen the mobility of the 22 kD molecules. The mobility of the 22 kD molecules can also be decreased by raising the sample buffer's concentration.
To know more about experiment refer to the link below :
brainly.com/question/19671729
#SPJ4
regarding the periods of prenatal development, which of the following statements is true? multiple choice question. the fetal period begins in the second trimester of pregnancy. the embryonic period begins in the first trimester and ends in the middle of the second trimester. the germinal period corresponds to the first trimester, the embryonic to the second, and the fetal period occurs during the third trimester. the germinal, embryonic, and fetal periods all begin during the first trimester.
Prenatal development is divided into three distinct periods: the germinal period, the embryonic period, and the fetal period. Here option B is the correct answer.
The germinal period corresponds to the first two weeks of pregnancy and is characterized by the formation of the germ cells, which will give rise to the embryonic disk.
The embryonic period begins in the first trimester and ends in the middle of the second trimester, and is characterized by the formation of the major organ systems and the beginning of organ differentiation. During the embryonic period, the neural tube, heart, and other vital organs begin to form.
The fetal period begins in the third trimester and is characterized by rapid growth and maturation of the fetus. Therefore, statement B is true: the embryonic period begins in the first trimester and ends in the middle of the second trimester.
Complete question:
Regarding the periods of prenatal development, which of the following statements is true?
A. The fetal period begins in the second trimester of pregnancy.
B. The embryonic period begins in the first trimester and ends in the middle of the second trimester.
C. The germinal period corresponds to the first trimester, the embryonic to the second, and the fetal period occurs during the third trimester.
D. The germinal, embryonic, and fetal periods all begin during the first trimester.
To learn more about prenatal development
https://brainly.com/question/5091762
#SPJ4
when lysogenic prophage start a lytic cycle, carrying adjacent genes from the bacterial chromosome, then infect a second bacterial cell, causing genetic recombination involving these adjacent genes, this is called:
When lysogenic prophage start a lytic cycle, carrying adjacent genes from the bacterial chromosome, then infect a second bacterial cell, causing genetic recombination involving these adjacent genes, this is called Specialized transduction.
Bacteriophages transfer just a few limited genes (DNA fragments) from donor bacteria to recipient bacteria via specialised transduction. Only temperate bacteriophages that go through the lysogenic cycle in donor cells may carry out specialised transduction.
Temperate bacteriophages first enter donor bacteria, where their genome integrates with the host cell's DNA at a specific spot, where it remains latent and passes generation to generation into daughter cells during cell division. Temperate phage is a bacteriophage that follows the lysogenic cycle.
When a lysogenic cell is subjected to a trigger, such as chemicals or UV radiation, it induces viral genome induction from the host cell genome and initiates the lytic cycle.
Learn more about lytic cycle at
https://brainly.com/question/16266950
#SPJ4
the ca2 atpase pumps on the sarcoplasmic reticulum membrane play an important role in muscle contraction. in patients with muscular dystrophy, there is some evidence that shows the expression of the ca2 atpase pumps is diminished (there are fewer). which of the following cellular effects may be a result of the diminished number of ca2 atpase pumps? group of answer choices reduced communication between the dhp receptor and the ca2 atpase pumps reduced ca2 release through the ryr reduced communication between the dhp receptor and the ryanodine receptor reduced ca2 uptake into the sr slowed activity of the na/k pump
The ca2 atpase pumps on the sarcoplasmic reticulum membrane play an important role in muscle contraction. in patients with muscular dystrophy, there is some evidence that shows the expression of the ca2 atpase pumps is diminished reduced communication between the dhp receptor.
A class of uncommon neuromuscular illnesses known as muscular dystrophies (MD) weaken and deteriorate skeletal muscles over time due to a variety of clinical and genetic aspects. Primary muscles affected by various diseases vary, as do the levels of weakening, rates of symptom onset, and rates of symptom amplification. Some types are linked to issues with other organs. The large group of muscular dystrophies includes more than 30 distinct disease. Duchenne muscular dystrophy (DMD), which first affects males around the age of four, is responsible for about 50% of those instances.
To learn more about muscular dystrophy click on the given link: brainly.com/question/3497922
#SPJ4
the major hominin group that existed from about 4 to 1.2 mya was group of answer choices homo ramapithecus australopithecus/paranthropus dryopithecus
The major hominin group that existed from about 4 to 1.2 mya was Australopithecus/Paranthropus.
Thus, the correct answer is B.
Аround 4myа the eаrliest members of the genus Аustrаlopithecus, hominins which were аdept terrestriаl bipeds but continued to use the trees for food аnd protection. The first specimens of Аustrаlopithecus were discovered in South Аfricа in 1924, аnd reseаrch efforts over the subsequent eight decаdes hаve produced hundreds of fossils from severаl species аt sites аll аcross Eаst аnd Southern Аfricа. Аustrаlopithecus wаs а highly successful genus thаt persisted for neаrly three million yeаrs
А subgroup of Аustrаlopithecus, known аs the "robust" аustrаlopiths (often lаbeled by а sepаrаte genus Pаrаnthropus) becаuse of their enormous teeth аnd chewing muscles, took this аdаptаtion to the extreme. Most Аustrаlopithecus species were extinct by 2 myа, but some robust forms persisted until аbout 1.2 myа in Eаst аnd South Аfricа.
Your options aren't well arranged, but most probably your options were
A. Homo ramapithecus
B. Australopithecus/Paranthropus
C. Dryopithecus
Thus, B is the correct option.
For more information about hominins refers to the link:
https://brainly.com/question/25482117
#SPJ4
What is the most energy-dense of the macronutrients?
While carbohydrates seem to be quantitatively the most significant dietary energy source again for majority of populations, fats are the macronutrient that is the most energy-dense.
Every cell in the body contains essential structure and function components called proteins that are necessary for cellular growth, repair, and health maintenance.
The largest amounts of macronutrients are needed, mainly in the form of sugars and starches. Carbohydrates are the main source of energy for our daily activities after being consumed and broken down. It is suggested that between 45 and 65 percent of our daily energy requirements come from carbohydrates. Contrarily, fat (9 kcal/g) is the food substance with the highest energy density, offering more than twice quite so many calories per gramme as either carbohydrates as well as protein (4 kcal/g).
Learn more about macronutrients
https://brainly.com/question/11187285
#SPJ4
what would be the fate of r7 differentiation in a fly with an inactive sevenless receptor and a constitutively active ras in the progenitor r7 cell?
The progenitor R7 cell will not differentiate into an R7 neuron when R7 differentiation occurs in a fly with an inactive seven-less receptor and a constitutively active Ras.
Although the distinction between progenitors and stem cells is murky because most adult stem cells cannot be cultivated for extended periods of time before differentiating or becoming senescent, technically speaking, progenitors have a much shorter lifespan than stem cells.
The eighth and last photoreceptor cell to develop in the fly's compound eye is called R7. The regulation of R7 destiny determination is one of the differentiation mechanisms in any embryonic system, including Drosophila, that has been most fully studied.
Option B is the proper response, thus.
The complete question is:-
What would be the fate of R7 differentiation in a fly within an inactive seven less receptor and a constitutively active Ras in the progenitor R7 cell?
A. R7 progenitor will differentiate into the R7 neuron
B. R7 progenitor will not differentiate into R7 neuron
C. you will need another GOF mutation in the same fly for the R7 cell to differentiate into a neuron
D. both A and C are correct
E. none of the above
To learn more about progenitor R7 cell, refer:-
https://brainly.com/question/30514640
#SPJ4
Receptors of the human body convert stimulus energy into ______.
Receptors in human body seem to be biological transducers that translate electrical impulses from both internal and external environments.
They can be dispersed, like those of the skin as well as viscera, or they can be massed together just to shape a sense organ, like the eye or ear.
The energy inside a stimulus is converted to electrical by a receptor cell. Exteroceptors, which receive sensory input from the outside world, and interoceptors, that also receive input from the inner world, are the two broad divisions of receptors. Every part of the body has receptors, including the skin, eyes, nose, tongue, and others. They pick up the signals and afterwards transmit them as electrical signals to the brain. Specialized molecules called receptors are used to detect external stimuli.
Learn more about body
https://brainly.com/question/11954250
#SPJ4
reactants called _______ bind to an enzyme’s _______ site where a chemical reaction takes place.
Chemical reactions happen when reactants called substrates bind to an enzyme's active site.
What are enzymes?Enzymes are proteins that work as biological catalysts and are essential for the proper operation of cells because they speed up chemical reactions.
The reactants, or substrates, in a reaction bind to the active site, a particular region of the enzyme. Due to the active site's favourable conditions, this binding makes it possible for the reaction to proceed more quickly and effectively.
The reaction takes place as the substrate is changed into a product, and the active site is made to fit the substrate like a lock and key. Each enzyme only helps one specific reaction since each one's active site is unique.
Each enzyme only supports a single reaction because the active site is unique to a certain reaction and enzyme.
To know more about enzymes, visit:
https://brainly.com/question/24811456
#SPJ4
Which cell produces collagen fibers and ground substance?
Fibroblast is the cell that produces collagen fibers and the ground substance.
Fibroblasts are cells that are set up in connective towel throughout the body. Their main function is to produce collagen and other proteins that form the extracellular matrix, which provides structural and biochemical support to girding cells. Fibroblasts also cache growth factors, cytokines, and chemokines which can regulate cell growth and isolation.
Fibroblasts can also respond to mechanical signals, similar as towel stretch, to modulate their responses. In addition, fibroblasts can be involved in towel form and crack mending through the product of extracellular matrix factors and cytokines. Fibroblasts are also important for vulnerable responses, as they can cache seditious intercessors.
To know more about Fibroblast visit:
https://brainly.com/question/29693482
#SPJ4
the use of crosses between different strains of pea plants was not the first attempt to explain heredity. the theory of pangenesis was first proposed by
The theory of pangenesis was first proposed by Hippocrates. option (D)
Pangenesis was Charles Darwin's theorized method for heredity, in which he believed that each portion of the organism constantly issued its own sort of microscopic organic particle called gemmules, which gathered in the gonads and contributed heritable information to the gametes.
In his 1868 book The Variation of Animals and Plants Under Domestication, he provided this 'provisional hypothesis,' seeking to address what he saw as a fundamental vacuum in evolutionary theory at the time.
The term derives its derivation from the Greek words pan (a prefix meaning "whole," "encompassing") and genesis ("birth") or genos ("origin").
Learn more about pangenesis
https://brainly.com/question/10950643
#SPJ4
Full Questions : The theory of pangenesis was first proposed by ________.
A. Aristotle
B. Galen
C. Mendel
D. Hippocrates
E. None of these
the hypothalamus secretes regulatory hormones that directly affect what gland?
The pituitary gland, the "master gland," which regulates the hormone synthesis of other endocrine glands, is directly impacted by the hormones secreted by the hypothalamus.
What is the pituitary gland?At the base of the brain, there lies a little endocrine gland called the pituitary. It is known as the "master gland" because it generates and controls hormones that affect a variety of bodily processes, such as metabolism, growth and development, and reproduction.
The pituitary gland, commonly referred to as the "master gland," is directly impacted by the regulating hormones secreted by the hypothalamus. The hypothalamus produces releasing and inhibiting hormones that regulate the pituitary gland's ability to release hormones. The thyroid, adrenal glands, and gonads are endocrine glands that generate hormones that control metabolism, stress response, and reproductive function. The pituitary gland, in turn, releases hormones that govern these endocrine glands.
In conclusion, the pituitary gland is regulated by hormones secreted by the brain, which in turn controls the production of hormones by other endocrine glands.
To know more about pituitary gland, visit:
https://brainly.com/question/6069179
#SPJ4
Which of the following are other natural disasters that earthquakes produce?
Answer: Volcanic Eruptions. Earthquakes may trigger volcanic eruptions.
Landslides and Avalanches. When the Earth moves during an earthquake, a landslide or avalanche can occur.
Tsunamis. Both strong and weak earthquakes have the ability to cause tsunamis.
Flooding.
Liquefaction.
Explanation:
which of the following is a biotic factor in a biome? a. the quality of soil b. the amount of rainfall c. the presence of ponds and lakes d. the types of grasses
The type of grasses is a biotic factor in a biome, thus the correct option is (A).
Sometimes, the terms "biomes" and "habitats" and "ecosystems" are used interchangeably in ecological contexts. The interactions of biota, such as plants and animals, within the environment are called ecosystems, and a biome might consist of several different ecosystems. Ecosystems depend on the movement of nutrients and energy. On the other hand, a habitat is particular to a population or species; it is the region where that group resides. While habitats and ecosystems explain life on a smaller scale, biomes represent life on a much bigger scale. There are several elements that affect climate, including latitude, geographic characteristics, and atmospheric processes that disperse heat and moisture. Climate has a significant role in defining the sorts of life that exist in a given biome.
To learn more about biome from the given link: https://brainly.com/question/17989211
#SPJ4
Which two features can be seen in eukaryotic cells but not in prokaryotic cells?
A.
A nucleus enclosed in a membrane
B.
Cytoplasm contained by a plasma membrane
C.
DNA molecules coding for proteins
D.
Complex, specialized structures
I NEED 2 ANSWERS!
A nucleus enclosed in a membrane and Complex, specialized structures features can be seen in eukaryotic cells but not in prokaryotic cells.
What are the characteristics of prokaryotic cells?All prokaryotic cells have a nucleoid region, DNA and RNA as their genetic material, ribosomes that make proteins, and cytosol that contains a cytoskeleton that organizes cellular materials.
Examples of prokaryotes are blue-green algae, bacteria and mycoplasma. Among prokaryotes, bacteria are the most common and multiply very fast. They are single-celled and range in size from 0.2 to 10 microns (about 10 times smaller than most plant and animal cells).
A prokaryotic cell performs all the essential functions that a normal cell performs. They can perform reproduction, respiration, digestion, and other biological processes. As the prokaryotic cells, organisms are single-celled organisms, so the single cell performs all these functions.
Learn more about prokaryotic cells:
https://brainly.com/question/18348786
#SPJ1
Answer:
C. A nucleus enclosed in a membrane.
D. Complex, specialized structures
Explanation: c and d
All of the following are required in the reactions of microbial respiration EXCEPT? a. electron transport system b. cytochromes c. a source of electrons
A source of the electron are not required in the reactions of microbial respiration therefore the correct option is C.
A source of electrons isn't needed in the responses of microbial respiration. The electron transport system, which is composed of cytochromes and other proteins, is used to transfer electrons from patron motes to acceptor motes. The electron transport system is driven by the energy released from the oxidation of the patron patch..
A source of electrons isn't necessary for the response to take place. The electron transport system uses the energy released from the oxidation of a patch, similar as glucose, to transfer electrons to an acceptor, similar as oxygen. This electron transfer is used to induce a proton grade across a membrane which is used to produce ATP.
To know more about electron transport system visit:
https://brainly.com/question/12021821
#SPJ4
A microorganism measures 5 μm in length. Its length in mm would be.........a. 0.05 mm.b. 0.5 mm.c. 500 mm.d. 0.005 mm.e. 50 mm.
0.005 mm. Micrometers, or one millionth of a meter, are typically used to describe a microbe's size. There are many other characteristics of microbes that can be measured, such as genome size and growth rates.
There are trillions of microorganisms, or "microbiomes," living on and inside of us, in our homes and the air we breathe, as well as in the soil and plants. The majority of microbiomes support vital processes like plant growth and digestion in both our bodies and environments. We are successfully coexisting with them for the most part. We could use these complex microbial communities for applications in agriculture and food safety, water treatment, manufacturing, renewable energy, and biological threat detection with a better understanding of these communities. Microbial genomic sequencing data are increasingly being used in high stakes decisions affecting public health and safety.
Learn more about ' Micrometer ' visit here;
https://brainly.com/question/13499096
#SPJ4
How do you classify amino acids as acidic basic neutral polar or neutral nonpolar?
According to the characteristics of the side chain, each amino acid is categorised. The groups are classified as being polar (hydroxylic, amidic, sulfur-containing), nonpolar (aliphatic and aromatic), acidic, or basic.
You can categorise amino acids as nonpolar, polar acidic (also called acidic), polar basic (often called basic), or polar neutral by using the following rules, with two exceptions. We'll look at two outliers, but keep in mind that the change from nonpolar to polar neutral occurs gradually (like the colours of a rainbow), so other sources may classify amino acids differently. There are nine nonpolar amino acids, and they all have aromatic rings or aliphatic (hydrocarbon) chains. The side chain of polar acidic amino acids (2) has a carboxylic acid (or carboxylate) group (R group).
Learn more about amino acid
brainly.com/question/14583479
#SPJ4
in the desert, saguaro cacti, owls, horned lizards, and fire ants all share the same space. which of the following can be considered a population? question 1 options: all cacti in the same area the lizards and the ants all plants in the same area all species in the same area
A population can be defined as a group of individuals of the same species that live and interact with each other in a specific geographic location. All are correct.
In the desert, the population of saguaro cacti in the same area, the population of horned lizards, and the population of fire ants can all be considered populations. However, all plants in the same area and all species in the same area, including the saguaro cacti, lizards, ants, and owls, cannot be considered populations as they are not made up of individuals of the same species. Populations are an important aspect of ecology as they help to define the interactions and relationships between different species in a given ecosystem.
Learn more about population at : https://brainly.com/question/27991860
#SPJ4
radiotrophic fungi can be found growing in highly radioactive environments such as old nuclear reactors. there is evidence that they use gamma rays (high energy light) to generate atp, but they also require organic compounds for food. what can we say about their metabolic lifestyle? radiotrophic fungi can be found growing in highly radioactive environments such as old nuclear reactors. there is evidence that they use gamma rays (high energy light) to generate atp, but they also require organic compounds for food. what can we say about their metabolic lifestyle? they are photoheterotrophs. they are chemoheterotrophs. they are photoautotrophs. they are chemoautotrophs.
The thing which can be said about their metabolic lifestyle is that A. they are photoheterotrophs.
What are Photoheterotrophs?Photoheterotrophs use light energy to generate ATP but still require organic compounds as a source of carbon for food.
In the case of radiotrophic fungi, they utilize gamma rays as their light source and organic compounds as their carbon source, making them photoheterotrophic.
With this in mind, it can be seen that option A is the correct answer to the given question as they use both gamma rays and organic compounds for food.
Read more about radiotrophic fungi here:
https://brainly.com/question/10878050
#SPJ1
what is the psychological term for the age that a person feels they are?
Answer:
physiological age is the term
Some species of animals and plants are currently responding to climate change by extending their range into new territories. T/F
It is true that some plant and animal species are at the moment extending their geographic range due to climate change.
Among other things, climate change has an effect on the availability of water, food supplies, and vegetation. Ecosystems may be unable to support some species, causing animals to move outside of their natural ranges in search of food and adequate habitats and ultimately causing the extinction of other species.
Animals in all of our parks are facing a number of challenges as a result of climate change. Rising temperatures decrease the likelihood of many species surviving because of changes that lead to a lack of food, less successful reproduction, and interactions with the environment for local fauna.
To learn more about reproduction click here:
https://brainly.com/question/29832583
#SPJ4
If a population has an allele a1 frequency of 0.35 and an allele a2 frequency of 0.65, what is the expected frequency of the a2a2 genotype?
If a population has an allele a1 frequency of 0.35 and an allele a2 frequency of 0.65, the expected frequency of the a2a2 genotype is 0.11.
A population's incidence of a gene variant is represented by the allele frequency. Alleles are distinct gene types that share the same genetic locus on a chromosome. By dividing the total number of copies of all the alleles at that specific genetic locus in the population by the frequency with which the allele of interest is detected in a population, one can compute the allele frequency. The decimal, percentage, or fractional forms of allele frequencies can all be used to express them. The diversity of a population's genetic makeup is reflected in its allele frequencies. A population may be experiencing genetic drift or having new mutations brought into it if there are changes in the allele frequencies over time.
learn more about allele frequency here
https://brainly.com/question/29563534
#SPJ4
how are inducible and repressible operons different
Some operons can be activated by a particular small molecule because they are inducible. Others can be turned off by a single molecule and are repressible, which means they are switched on by default.
What distinguishes inducible and repressible operons?Unless the protein required to activate the repressor is present, repressible operons are ordinarily active and produce the intended protein. Unless a certain tiny molecule binds to the repressor and induces transduction, the repressor ordinarily inhibits the inducible operon.
What are the primary parallels and contrasts between repressible and inducible operons?Repressible operon is controlled by the absence of a substrate in the metabolic pathway, whereas inducible operon is controlled by the presence.
To know more about molecule visit:-
https://brainly.com/question/11932695
#SPJ4
hich physiological function would be least associated with proteins? hormone binding energy reserve catalysis defense structural suppo
They play a variety of roles including hormone binding, catalysis, defense, structural support, and more.Out of all the functions, energy reserve is the least associated with proteins.
Energy reserve refers to the stored energy within the body in the form of carbohydrates, fats, and other molecules that can be readily converted into ATP (adenosine triphosphate), the main source of energy for cellular processes. Although proteins can also contribute to energy reserve, they are not the primary storage form for energy and their main role is not energy storage.In comparison, proteins are critical for hormone binding, as they are responsible for binding to and carrying hormones throughout the body. Proteins also play a vital role in catalyzing metabolic reactions, defense by serving as antibodies and enzymes that neutralize pathogens, structural support through the formation of structural elements such as bones and tendons, and other important physiological processes.
Learn more about proteins here:
https://brainly.com/question/29776206
#SPJ4
a typical prostate gland has a mass of about and is about the size of a walnut. the gland can be modeled as a sphere in diameter and of uniform density. (a) what is the density (mass per volume) of the prostate? express your answer in and in standard si units. (b) how does the density compare to that of water? (c) during a biopsy of the prostate, a thin needle is used to remove a series of cylindrical tissue samples. if the cylinders have a total length of and a diameter of , what is the total mass (in g) of tissue taken? (d) what percentage of the mass of the prostate is removed during the biopsy? example 1-2
(a)Density( in S.I unit)=[tex]419.3kg/m^{3}[/tex], (b)Density of water = 1000[tex]kg/m^{3}[/tex] and 3% of water density is 30[tex]kg/m^{3}[/tex], (c)Mass = density × volume = 0.4193 × volume of cylinder [tex]9.209[/tex]×[tex]10^-{5} gm[/tex], (d)Prostate mass removed percentage = 0.0004%
What is the prostate?Men's tiny prostate gland aids in the production of semen. It encircles the tube that takes urine and sperm out of the body and is situated right below the bladder in front of the rectum. In men, the prostate gland is situated directly below the bladder, and it encircles the top part of the tube that empties the bladder of urine (urethra). The primary job of the prostate is to make the fluid that supports and carries sperm (seminal fluid).
As you age, it tends to get bigger. Numerous health problems might arise from an enlarged prostate.
The exact cause of prostate cancer is unknown. Prostate cells change their DNA, which is how doctors know prostate cancer starts to do.
a)
[tex]V = (4/3)\pi r^3[/tex]
where r is the radius of the sphere. Since the diameter of the prostate is given as 4 cm, the radius is:
r = d/2 = 2 cm
[tex]V = (4/3)\pi (2 cm)^3 = 33.51[/tex] [tex]cm^3[/tex]
The mass of the prostate is given as "about" 20 g. Therefore, the density of the prostate is:
density = mass / volume = 20 g / 33.51 [tex]cm^3[/tex]
b)
The density of water at room temperature is approximately 1,000 kg/[tex]m^3[/tex]. Therefore, the density of the prostate is slightly higher than that of water.
c)
[tex]V = \pi r^2h\\V = (0.00\pi 05 m)^2(0.01 m) = 7.85*{10}^-8 m^3[/tex]
[tex]mass = density x volume = (1.17 x 10^3 kg/m^3) x (4.71 x 10^-6 m^3) = 5.51 x 10^-3 kg = 5.51 g[/tex]
d)The percentage of the mass of the prostate removed during the biopsy is: [tex]percentage = (mass of tissue removed / mass of prostate) x 100% = (5.51 g / 20 g) x 100% = 27.6%[/tex]
To know more about prostate, check out:
brainly.com/question/28019332
#SPJ4
after being startled by a balloon that popped, you once again calm down. which nervous systems, in order, are involved in this example?
You settle down again after being shocked by a balloon that burst. In this scenario, the brain stem nerve systems are involved in that sequence.
The brain stem regulates the body's survival-dependent automatic processes, including breathing and heart rate. Family, twin, and adoption studies are the three main types of research used in this area, with twin studies predominating.
The leading researchers in the field contend that genetic variables are crucial in determining human behavioral traits based on the findings of this body of study. The nervous or epidemiological method looks at rates of incidence of anomalous behavior in the population as a whole as well as in different subgroups divided up based on things like race, ethnicity, gender, or social status.
Learn more about nervous systems Visit: brainly.com/question/26348097
#SPJ4
Correct Question:
After being startled by a balloon that popped, you once again calm down. what type of nervous systems, in order, are involved in this example?