Answer:
Get a bachelor's degree in philosophy.
Going to an accredited university to earn your BA in philosophy is the first step in becoming a Philosopher. ...
Go to graduate school to earn your master's degree or PhD in philosophy. ...
Select an area of specialization. ...
Write a dissertation.
Explanation:
Question 1 of 25
To maintain stable internal conditions, cells must get rid of waste. Which
statement best describes the role of the cell membrane in removing waste?
OA. Oxygen molecules move through a layer of phospholipids to exit
the cell.
OB. Active transport is used to force more sugar molecules into the
cell through protein pumps in order to clear the waste.
OC. The cell membrane surrounds waste material outside the cell,
forming a vesicle that the cell ingests.
O D. Carbon dioxide molecules pass freely through the cell membrane
to exit the cell by diffusion.
Answer:
the answer is D!!
yes it's correct
For each of the following scenarios, describe the most likely pathway from beginning of synthesis (when peptide bonds are made) to final location for
a protein. Include short descriptions of key steps. The scenarios are: a protein that floats freely in the cytoplasm; a protein that is in the lumen (liquid
interior) of a lysosome; a protein that is secreted from a cell; and a protein that is imbedded in the plasma membrane of a cell.
Both the nucleus and the cytoplasm of a cell are the sites where protein synthesis takes place. A DNA template is used to create RNA in the nucleus. The translation is then carried out by this RNA in the cytoplasm.
Transcription and translation are the two processes that make up protein synthesis. A segment of DNA called a gene, which codes for a protein, is transformed into a template molecule called messenger RNA during transcription (mRNA). In the cell's nucleus, enzymes referred to as RNA polymerases perform this conversion. [2] Eukaryotes make this mRNA prematurely at first (pre-mRNA), which then goes through post-transcriptional changes to produce mature mRNA.
Nuclear pores allow the mature mRNA to be evacuated from the cell nucleus and transported to the cytoplasm, where translation can take place. Ribosomes read the mRNA during translation, using its nucleotide sequence to infer the order of the amino acids. To create a polypeptide chain from the encoded amino acids, the ribosomes catalyse the production of covalent peptide bonds. After translation, the polypeptide chain needs to fold in order to create a functioning protein. For instance, for an enzyme to work properly, the polypeptide chain needs to fold properly in order to create a functional active site. The polypeptide chain initially forms a series of smaller underlying structures termed secondary structures before it can assume a useful three-dimensional (3D) shape.
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What risk factor for poor health is more prevalent in adult women then in adult men
Answer:
Diseases such as anxiety and depression affect more women than men. Plus, osteoarthritis and sexually transmitted diseases are more severe in women, and they are more likely to die after a heart attack.
Explanation:
Major life transitions such as pregnancy, motherhood and menopause can create physical and emotional stresses for women. Negative life experiences – infertility and perinatal loss, poverty, discrimination, violence, unemployment and isolation – also impact on women's mental health and wellbeing.
Renee has just completed her experiment for biology lab and cleaned up her lab area. The bell rings for her to go to her next class. What should Renee do before she leaves the laboratory?
Renee should follow proper laboratory safety guidelines and ensure that all the equipment in the biology lab are in the proper place before leaving for the next class when the bell rings.
Renee should first of all place the compound microscope gently in its proper place after removing the slide from the stage and adjusting the eye piece back to its original position. The microscope should always be carried from the arm side.
Renee should also wash the slides, coverslips, petri-dishes, pipettes, etc. before placing them back in their respective places in the laboratory. The burner should also be turned off properly. Finally, Renee should wash her hands properly before leaving the biology lab.
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During this phase, reactions require oxygen?
All three phases of respiration are used in the breakdown of carbohydrates (glycolysis, citric acid cycle, and the electron transport chain).
No oxygen is needed for glycolysis. All cells, including anaerobic cells that are killed by oxygen, engage in this anaerobic kind of respiration. When there is insufficient oxygen, your muscle cells additionally add a fermentation phase to the glycolysis process. Pyruvate is changed into lactate by them.
Aerobic refers to cellular respiration processes that need oxygen.
The only metabolic process indicated that specifically requires molecule oxygen is the electron transport mechanism. One of the most electronegative elements in human bodies, oxygen serves as the final electron acceptor in the electron transport chain.
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skin cancer description
How much evidence do we need to conclude that a
hypothesis is true? Should it be different for different
situations? For example, compare testing a medicine that could have bad side effects to working out which of two approved fertilizers most improve crops.
A hypothesis is an assertion or claim regarding a population's characteristics.
A method called hypothesis testing is used to examine assertions about a population's characteristics.
It is based on sample data and probability.
When performing a scientific study, there is often some existing knowledge, possibly from prior work or from an established theory. We wish to determine the plausibility of this assertion. The fundamental concept of a hypothesis test is as follows:
State what you believe to be true.
Calculate our level of assurance regarding our assertion.Make assumptions about demographic characteristics based on sample statistics.A hypothesis is a well-informed assumption that can be put to the test through observation and disproved if it turns out to be untrue, but you can't show convincingly that the vast majority of hypotheses are true because it's typically not feasible to look into every scenario.
Imagine that you get a significant breakout in the morning after eating a lot of greasy foods. You might be curious as to whether consuming greasy meals and developing acne are related. You put up the theory that pimples are brought on by eating oily food.
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Why do classification systems change over time?
• Scientists find new evidence in their studies.
• Scientists use old methods of classification.
• Scientists repeat experiments and find no changes.
• Scientists find similar evidence to previous work.
Answer: Scientists find new evidence in their studies.
Explanation: It's correct on EDG
Examine the data shown in Figures 2 and 3. Carefully compare the DNA methylation profiles from the 3-year-old twins versus the 50-year-old twins and summarize your observations. Which set of twins (3-year-old or 50-year-old) have the most similar DNA methylation profiles? Provide a brief explanation of your observations.
A DNA base is altered biochemically during DNA methylation, which typically takes place during gametogenesis and after fertilization.
The DNA methyltransferases DNMT1, DNMT3A, and DNMT3B keep methylation marks in tact after each cell division. Although the majority of methylation marks are stable, there is typically 10% to 20% variation over time. Ly cytosine undergoes enzymatic 5-carbon methylation. DNA methylation represents the best characterized form of epigenetic modification. DNA methylation is written onto the genome by two methyltransferases, known as Dnmt3a and Dnmt3b.These enzymes catalyze the addition . Aging is often marked by the establishment of global hypomethylation and regions of CpG island hypermethylation. These changes in the epigenetic landscape may contribute to aging by adversely affecting genomic stability and gene regulation. Thus, DNA methylation has its affect on aging and thus should be observed carefully.Learn more about DNA here:
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Hint: What determines the identity of an atom?
Answer: by the Number of protons
Explanation:
The number of protons in the nucleus of an atom is its atomic number (Z).
Hope it helpsHELPPPPPP PLEASE AND QUICK
Evolution and the influenza virus
Complete the following paragraph to describe how an animal virus may evolve into a strain that is harmful to humans.
The animal virus may cause different kinds of diseases like HIV/AIDS, COVID-19 which can harm the human body and may causes death.
Describe how animal virus is harmful to human?
Animals can be harmful for the spread of the virus to human body, because sometimes the animal carry dangerous virus and they can be spread to the human body in the form of different diseases. This held when the human touches the animal and after that he or she does not washes its hand properly. This animals virus is known as zoonotic diseases or zoonoses. Zoonotic diseases are caused due to the dangerous and harmful germs like virus, parasites, and fungi.
The animal virus can cause different types of diseases to human body like Blastomycosis, Trichinosis, Histoplasmosis and many other diseases. They also can caused illness, AIDS.
So we can conclude that the animal virus may cause different kinds of diseases like HIV/AIDS, COVID-19 which can harm the human body and may causes death.
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(a) Pepsin is a protein-digesting enzyme found in the stomach. It
has an optimum pH of 2 and is fully denatured at pH 6. Sketch a
curve on the graph to show the effect of pH on the rate of
reaction of pepsin.
Please find attached a sketch of the rate of reaction enhanced by pepsin at various pH, which shows a peak in the reaction rate at a pH of 2, and a reduction to (almost) zero rate of reaction at a pH of 6.
How can the variation of the rate of reaction with pH be graphically presented?(a) The given parameters for the enzyme, pepsin are;
Type of enzyme = Protein–digesting enzymeLocation of enzyme = The stomachEnzyme optimum pH = 2pH at which the enzyme is denatured = 6Required;
A sketch of a curve that shows the effect of varying pH values on the reaction rate of pepsin.
Solution;
An enzyme is denatured when it is not able to function to affect the rate of a reaction due to the loss of its tertiary or three dimensional structure.
The rate of the reaction when pepsin is denatured at a pH of 6 can therefore be taken as zero.
The graph of the variation of the rate of reaction for pepsin with pH consists of a curve that has a peak reaction rate at a pH of 2, and slopes downwards towards a reaction rate of zero at a pH of 6.
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. How do the parent guinea pigs and their pups provide evidence that support Mendel's conclusion about inheritance?
The guinea pig is a small, domesticated rodent native to South America. Humans domesticated this species somewhere about 5,000 B.C., perhaps from the Montane Guinea Pig.
The domestic version, sometimes known as "Cavies," is a separate species today. They are frequently kept as pets in homes and are typically well-liked because to their docility and love to people. Continue reading to learn more about the Guinea Pig. These rodents are quite little, with tiny ears, short legs, and no tail. Cavies normally weigh one to two pounds and are eight to nine inches long.
Animals with a variety of colors and coats have been painstakingly produced by humans. Therefore, instead of being white, cream, grey, black, orange, or any combination of the aforementioned hues, these little rodents are brown.
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Mr. Shepherd has gone outside to shovel snow on a cold day. How does his body maintain a relatively constant body temperature? What is this process called?
The thermoregulatory center, which is primarily responsible for controlling body temperature, is situated in the preoptic area of the hypothalamus.
Homeostasis is the term used to describe the process of maintaining a constant internal environment within an organism.
Vasodilation and vasoconstriction, which result in an increase or reduction in blood flow to the skin, are the primary thermoregulatory mechanisms.
On the skin's surface (peripheral receptors), in the pre-optic region of the anterior hypothalamus (central receptors), and in other areas of the body exist thermal sensing cells or thermal sensors for heat and cold.Blood flow to the skin increases in hot weather (making it red), while it reduces in cold weather (the skin becomes paler).The body employs perspiration in addition to blood flow to control body temperature because sweating causes water on the skin's surface to evaporate and heat to escape, which lowers body temperature.We can therefore draw the conclusion that the internal environment, a significant indicator, and the maintenance of body temperature are strongly associated (homeostasis).
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Suppose that goats have one gene that codes for color, where A is brown and a is white. The goats also have another gene that codes for height, where B is tall and b is short. If these two genes are unlinked, what is the probability that a cross between Aa Bb × Aa bb parents will produce three out of five offspring that are brown and short? Enter your answer as a decimal, rather than as a percentage.
probability:
The probability that 3 out of 5 offspring from the cross will be brown and short does not exist or is zero.
Dihybrid crossingA represents brown and a represents white.
B is tall while b is short.
AaBb x Aabb
Offspring
A_B_ (brown and tall) = 6/16 or 3/8
A_bb (brown and short) = 6/16 or 3/8
aaB_ (white and tall) = 2/16 or 1/8
aabb (white and short) = 2/16 or 1/8
In other words, the probability of producing offspring that are brown and short is 3/8.
Thus, the probability that 3 out of 5 offspring from the cross will be brown and short does not exist or is zero.
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What is leguminous plants ?
(Please write a lot)
Leguminous refers to plants that produce beans, peas, and lentils as well as other members of the legume family.
What is the role of leguminous plant?Leguminous plants and the nitrogen-fixing bacterium Rhizobium have a close association. Legumes provide a fantastically low-cost method of altering nitrogen in the soil, enhancing soil fertility, and increasing following crop yields by organically fixing nitrogen levels in the soil.
How do leguminous plants get nitrogen?Rhizobia, a type of nitrogen-fixing soil bacterium, can coexist symbiotically with legumes. The end effect of this symbiosis is the formation of nodules on the plant roots, where the bacteria can transform air nitrogen into plant-useable ammonia.
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How can downwelling affect the ocean water
around the poles?
The marine life can survive in these extremely frigid climatic circumstances at the poles when the ocean's surface water gets a little bit warmer.
What are benefits of downwelling on poles?Downwelling is the process through which warm, light, dense water rises to the top and cold, heavy, and thick water sinks into the ocean floor. Downwelling causes oxygen-rich water to ascend to the surface where it is carried by the high density water that rises to the sea's surface, allowing marine life to breathe freely. Additionally, when the ocean's surface water gets a little warmer, marine life can survive in the polar regions' extremely harsh climates a little easier.
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Someone please help, I’m supposed to figure out the meaning of the words using a list of prefix/suffixes
What is DNA?
DA) molecule that stores genetic information
B) molecule that aids in protein synthesis
C) molecule of cellular energy
D) long chain of amino acids
E) hydorphillic lipid
Suppose you could get a sample of material from each of Earth's layers. Which
layer did each of these samples come from?
7. hot liquid iron
8. cool solid rock
9. hot solid rock
10. hot melted rock
11. very hot solid iron
12. hottest solid rock
Answer:outer core
Explanation:
Juan received a class assignment to write about organisms that live in extreme environments. While doing research online, he found an image that showed microbial bodies thriving in hot springs. The organisms lacked a nucleus or defined organelles. Which organisms can he possibly find in such conditions?
Smoke and dust particles elevate from the ash in a forest.
A.
plant-like protists
B.
animal-like protists
C.
fungus-like protists
D.
archaea
Reset Next
Pretest: Organization of Organisms
© 2022 Edmentum. All rights reserved.
Answer:
D. archea
Explanation:
I Need help please this is for biology
The order the organisms will appear during primary succession would be lichens -->mosses-->grasses and annual flowers--->bushes and shrubs-->trees.
What is succession?Succession refers to the gradual changes to the community of organisms in an ecosystem until a stable community is reached.
Succession can be primary or secondary.
Primary succession happens when a community that has never held any life before gets newly colonized by life.
Secondary succession happens when a community that already holds life experiences a major disturbance and needs to start adjusting itself to resume changes again.
The colonizers in primary successions are called pioneer species. Due to limited nutrients and soils, pioneer species must have low requirements.
Thus, the order of appearance during primary succession would be the order or increase in growth requirements.
lichens -->mosses-->grasses and annual flowers--->bushes and shrubs-->trees.
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Recall that in a concept map, the words within the ovals are called "concepts" and the words between the ovals are called "connecting phrases." Two concepts and their connecting phrase form a sentence. For example, in the Survey the Landscape figure, one sentence that you could read is "Life consists of units called cells."
Consider what additional sentences you could add to the Survey the Landscape concept map. Each of the six sentences below contains italicized terms that represent the concepts currently in the Survey the Landscape concept map. The bold term is the concept that you are adding, which is connected to the concept map with a connecting phrase. Which of the six new sentences is true? (Select all correct answers.)
Answer:
What are the sentences
list out the six sentences
What was the calculated concentration of protein of Serum Specimen A? To receive credit,
report the value as a whole number and the units of measure!
By making use of a standard curve made up of known quantities of a pure sample protein, protein concentration is calculated. The type of chemical used can be used to separate these protein test techniques into two groups.
Either assessing the UV absorbance at 280 [tex]nm[/tex] or quantitatively reacting the protein with dyes and/or metal ions can be used to figure out the protein concentration of sample preparation (Bradford, Lowry, or BCA assays). Simply multiply the dilution factor by the undiluted, unknown sample's protein concentration to determine its concentration. 0.5 x 10 equals 5 [tex]\frac{mg}{ml}[/tex]. By contrasting the colour produced by the "unknown" solution with the colour generated by solution of known proteins, or the standard curve, one can determine the protein content of an unknown.
The complete question is :
How to calculate the concentration of protein of Serum Unknown undiluted Specimen A? To receive credit, report the value as a whole number and the units of measure.
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An autopsy report shows evidence of a gunshot wound and mentions
exsanguination (extreme blood loss) and homicide. The mechanism of
death in this case would be
gunshot wound
homicide
exsanguination
No answer text provided.
The mechanism of death is the physiological derangement that results in death. An example of a mechanism of death due to the gunshot wound described above is exsanguination extreme blood loss.
Homicide is defined as the act of one person that directly causes the death of another. Homicide also includes death occurring during or in connection with the commission of a crime. A death mechanism describes a particular change in the body that brought about the end of life. For example, if the cause of death is a shootout.
The mechanism of death could be exsanguination, exsanguination, or cessation of brain function. A death certificate must be ordered within 72 hours, but the coroner's investigation into the cause of death can take weeks or months. That is, the cause of death is listed as pending on the certificate. This is the default if the cause of death is still unknown.
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1. What is the change in volume from 22 degrees Celsius to 23 degrees Celsius?
Answer:
According to Charles' Law.
Volume is directly proportional to Temperature.
So if temperature increases from 22degree Celsius to 23degree Celsius, then Volume will increase from its initial.
The change in volume from 22 degrees Celsius to 23 degrees Celsius is seen because the change in temperature is directly proportional to the change in volume and the volume increases.
What is the role of temperature?The role of temperature is important as the low temperature changes the state that is from the liquid to the solid while the high temperature changes the state of matter that is from the liquid to the gas. The temperature of the earth is continuously increasing, so that the polar ice is melting and the water level on the earth is increasing. The increase of one degree is significant in the earth as the ice melts into the water, and that harms the animals and plants present in the different habitats.
Hence, the change in volume from 22 degrees Celsius to 23 degrees Celsius is seen because the change in temperature is directly proportional to the change in volume and the volume increases.
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Which of the following is NOT one of the characteristics shared by
all living things?
Living things reproduce.
Living things respond to their environment.
Living things are made of cells.
Living things always need a host to live in.
Explanation:
Living things always need a host to live in.
Why is an enzyme-based relaxer considered an appropriate alternative to a lye-based one?
Answer: They both achieve the same outcome.
Explanation: Both enzyme-based and lye-based relaxers denature keratin proteins. The enzyme-based relaxer provides the added benefit of being specific just to the protein found in hair.
7. Amutualism type of relationship is different from a parasitic relationship because in mutualism, (a) both organisms involved benefit (b) none of the organisms benefits or harm each other (c) both organisms harm each other (d) only one of the organisms is harmed. The table below shows the number of some organisms in habitats W and Y. Study it and answer questions 28 to 30. Organisms Plankton Antelope Water flea Tilapia Lion Frog Grass Number in the habitat Habitat W Habitat Y 0 51 126 0 10 23 0 6 0 C 0 0 6 0 250 37 32 3
One species gain from parasitic interactions while the other loses. Medical microbiology studies a large majority of parasitic, human tissue-eating bacteria. For instance, parasitic bacteria are responsible for cholera, leishmaniasis, and giardia.
Any coexistence of two or more biological species is referred to as symbiosis. These connections are typically long-lasting and have a significant effect on the fitness of either one or both animals. The advantages and physical characteristics of symbiotic interactions are classified. In nature, relationships in which both species profit are known as mutualistic relationships. Numerous instances of mutualistic bacteria in the stomach that support digestion in both humans and animals may be found in the field of microbiology. A relationship between species known as commensalism occurs when one species benefit and the other is unaffected.
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