The cells that carry oxygen in the blood are called erythrocytes, or red blood cells.
The bone marrow produces blood cells. The spongy substance in the middle of the bones called bone marrow is where all different kinds of blood cells are created.
Our bodies also have other organs and systems that assist in controlling blood cell production. The generation, decomposition, and operation of cells are regulated in part by the lymph nodes, spleen, and liver. Hematopoiesis is the process through which new cells are created and grow in the bone marrow.
Stem cells are the precursors of blood cells generated in the bone marrow. All blood cells begin as stem cells, often known as hematopoietic stem cells. A variety of unique cells develop as the stem cell gets older.
To know more about red blood cells click here,
https://brainly.com/question/2994911
#SPJ4
in the anfinsen experiment with the unfolding of rnasea, what order could the chemical reagents be removed from the unfolded protein solution in order to refold the protein and achieve an active protein?
In the Anfinsen experiment with the unfolding of RNAse, the order of the chemical reagents be removed from the unfolded protein solution in order to refold the protein and achieve an active protein is first the reductant is removed then the denaturant is removed.
Protein folding is a process by which a polypeptide chain folds to become a biologically active protein in its native 3- dimensional structure. Protein structure is important for its function. Folded proteins are held together by many molecular interactions.
During translation, each protein is synthesized as a linear chain of amino acids or a random coil that does not have a stable 3- dimensional structure. The amino acids in the chain eventually interact with each other to form a well-defined, folded protein. The amino acid sequence of a protein determines its 3-dimensional structure. Folding of proteins into their correct native structure is key to their function. Failure to fold properly produces inactive or toxic proteins that malfunction and cause a number of diseases.
For further learning about protein folding, refer to the link: https://brainly.com/question/13702405
#SPJ4
Body cells, which are cells that do not undergo meiosis to become sperm or oocytes, are also called ___ cells.
Somatic cells, or body cells, are also known as cells that do not go through meiosis to develop into sperm or oocytes. The body's somatic cells are all other types of cells, excluding sperm and egg cells.
What types of cells avoid meiosis?A diploid cell (2n) creates two haploid cells (n) during the cell division process known as meiosis. Therefore, the haploid cell is incapable of further division. The chromosomal number is represented by the letter "n." Because the number of chromosomes decreases by half during meiosis, a haploid cell cannot go through the process.
How do somatic and germ cells differ?The body's somatic cells are all the cells other than sperm and egg cells. Human somatic cells have two sets of chromosomes, one from each parent, and are hence called diploid cells.
To learn more about somatic cells visit:
brainly.com/question/14013241
#SPJ4
PLEASE help me I need help thank you !!!!!!!!!!!
The function of active transport in a cell is moving substances against a concentration gradient.
What do you mean by active transport?Active transport is the movement of molecules or ions across a cell membrane from a region of lower concentration to a region of higher concentration—against the concentration gradient.
Active transport is usually associated with accumulating high concentrations of molecules that the cell needs, such as ions, glucose and amino acids. Examples of active transport include the uptake of glucose in the intestines in humans.
Active transport is the process of moving molecules across a cellular membrane through the use of cellular energy. The alternative to active transport is passive transport, which uses kinetic energy only to move the molecules.
Learn more about active transport:
https://brainly.com/question/29759743
#SPJ1
as a cell grows, group of answer choices the relationship between its surface area and volume remains unchanged. its dna becomes converted to rna. its surface area increases to a lesser degree than its volume. its requirement for nutrients increases to a lesser degree than its requirement for oxygen. its volume increases to a lesser degree than its surface area.
As a cell grows, its volume increases to a lesser degree than its surface area.
As a cell grows, it increases in size, which can be described as an increase in both volume and surface area. However, the increase in volume is typically proportional to the cube of the cell's size, while the increase in surface area is proportional to the square of the cell's size. This means that as a cell grows, its surface area increases at a faster rate than its volume. This relationship is important because a cell needs to maintain a balance between its internal volume, which holds its metabolic machinery, and its surface cell grows area, which is necessary for exchange of materials with the environment.
Learn more about cell grows here:
https://brainly.com/question/30410332
#SPJ4
salivary amylase begins the digestion of ________ in the ________.
Starch digestion in the mouth is started by salivary amylase. Carbohydrate digestion starts in the mouth. The conversion of dietary starches into maltose is started by the salivary enzyme amylase.
How does saliva start the digesting process?When you chew, the digestive process begins in your mouth. Saliva is a digestive juice produced by your salivary glands that helps food pass more readily through your esophagus and into your stomach by moistening it. Additionally, saliva contains an enzyme that starts to break down the starches in food.
What other names are given to salivary amylase?The insoluble starch in food is broken down into smaller, soluble sugar pieces by the salivary enzyme ptyalin. Salivary amylase is another name for the 'amylase' present in saliva.
To learn more about salivary amylase visit:
brainly.com/question/29458124
#SPJ4
when does the prenatal period of development begin?
The prenatal period begins soon after fertilization and continues till the childbirth.
Prenatal period refers to the time period when the development of the zygote takes place into a complete organism. This period differs in different species. In humans, the prenatal period is of 9 months. The prenatal period is further divided into three stages: germinal, embryonic, and fetal.
Fertilization is a part of the reproduction process where the male gamete and the female gamete fuse with each other to form a diploid single cell called zygote. The fusion occurs of the nuclei of both the cells inside the cytoplasm of female gamete. Fertilization can be internal or external.
To know more about fertilization, here
brainly.com/question/15839332
#SPJ4
PLS HELP ANSWERS FOR ALL 15 POINTS!!!!
Water travels via the xylem and subsequently into the roots passively. The water molecules in the xylem form a column due to the forces of cohesion and adhesion.
What is the path of water and glucose in plants?Water enters the mesophyll cells through the xylem, evaporates on their surfaces, and diffuses out of the plant through the stomata.
Phloem, a unique tissue layer, is used to carry the sugar and other organic molecules throughout the plant. Living cells make up the phloem, which carries sap, or a water solution of carbohydrates, through the body.
Therefore, water travels through the xylem and glucose travels through the phloem in plants.
Learn more about plants, here:
https://brainly.com/question/13553767
#SPJ1
how do humans benefit from the gut microbiome?the gut microbiome can cause pathology. the gut microbiomes helps break down the essential amino acids. the microbiome can help create vitamins usefu
Option D is correct - The ability of the gut microbiome to synthesize vital vitamins benefits humans.
The bacteria in our microbiome aid in food digestion, control immune function, guard against disease-causing bacteria, and even produce vitamins like Vitamin K, which is essential for blood clotting, and the B vitamins B12, thiamine, and riboflavin.
Gut microbiome functions -
A group of microbes known as the gut microbiome lives in the human gut. While they depend on people for food and shelter, they also give back in some ways. These advantages consist of:
They aid in the digestion of various food components.By removing pathogenic microbes, they assist in keeping them at bay.They aid in the synthesis of numerous vitamins, including Vitamin K, which is required for blood coagulation, as well as the B vitamins B12, thiamine, and riboflavin.Innate immunity, appetite stimulation, and energy metabolism are all benefits.Learn more about " gut microbiome " to visit here;
https://brainly.com/question/28436387
#SPJ4
Complete Question-
how do humans benefit from the gut microbiome?
A. The gut microbiosme can cause pathology
B. The gut microbiosme helps break Down The essential amino acids
C. The microbiosme can help produce complex carbohydrates
D. The microbiosme can help create vitamin useful for Humans
There isn't any seasonal change at the equator because it. answer choices.
a. always receives direct sunlight. b. always receives indirect sunlight
c. receives direct sunlight for part of the year.
d. receives indirect sunlight for part of the year.
Because it receives constant direct sunlight, the equator will not really experience seasonal variation.
Is the tropics the warmest place?Therefore, the idea that now the hottest region of the world is at the equator and also the coolest region is towards the poles is false. The air in the desert is particularly dry, thus when the temperature increases without rain, it temperature will rise much more. As a result, it is higher there than it is at the equator.
Who dwells on the equator?Seven of the 13 countries that are positioned on the equator—the most of any continent—are in Africa, while two are located in South America. Island nations with in Indian and Pacific seas are the remaining nations.
To know more about equator visit:
https://brainly.com/question/3461467
#SPJ4
6) The diaphragm creates a ________ section between the thoracic and abdominal body cavities.A) transverse (cross)B) medianC) midsagittalD) frontal (coronal)
The transverse (cross) portion between the thoracic and abdominal bodily chambers is formed by the diaphragm.
What is the transverse (cross) diaphragm?
The layers of connective tissue and fascia known as the transverse diaphragms travel transversely through the body, perpendicular to the typical myofascial planes that run longitudinally through the body. (The name "diaphragm" for a partition is derived from the Greek word "diaphragma").
Anatomically, the transverse diaphragms were located at specific body junctions. Transverse diaphragm theory was developed in osteopathy and has since been applied to myofascial release and craniosacral therapy.
How many major diaphragms are in the human body?
The cranial base, thoracic inlet, respiratory diaphragm, and pelvic floor are the four main diaphragms in the human body. They happened at the points where the functions of the vertebral regions changed. Each diaphragm is distinct and runs from the front to the back of the body.
To know more about Diaphragm, Check out:
https://brainly.com/question/4400519
#SPJ4
.
how many calories of energy are in a gram of protein?
Answer:
they are 4 calories in each gram of protein
What is non-competitive inhibitor of an enzyme catalyzed reaction?
Non-competitive inhibition, a type of allosteric regulation, is a specific type of enzyme inhibition characterized by binding of the inhibitor to an allosteric site, resulting in decreased enzyme activity. An allosteric site is a simple site distinct from the active site where the substrate binds.
Non-competitive inhibition is a type of enzyme inhibition in which the inhibitor reduces the activity of the enzyme and binds the enzyme equally whether or not it is bound to the substrate. This differs from allosteric inhibition, in which the enzyme's binding affinity for its substrate is reduced in the presence of inhibitor. An inhibitor can bind to the enzyme whether or not the substrate is already bound, but if the affinity to bind the enzyme in either state is high, it is called a mixed inhibitor.
Learn more about inhibition
brainly.com/question/14800463
#SPJ4
the esophagus is a tube that carries food from the mouth to the stomach. it does not secrete any enzymes or absorb any nutrients, but it does need to stand up to significant friction and stress and abration. the type of epithelium most likely lining the esophagus would be a. simple columnar epithelium b. transitional epithelium c. cuboidal epithelium d. stratified squamous epithelium e. simple squamous epithelium
The type of epithelium most likely lining the esophagus would be stratified squamous epithelium.
Thus, the correct option is D.
Epitheliаl tissue cаn аlso vаry bаsed on how the cells аre аrrаnged. The descriptors, or аdjectives, for the wаy the cells аre аrrаnged, include:
Simple: А simple epithelium meаns thаt there’s only one lаyer of cells.Strаtified: А strаtified epithelium is mаde up of more thаn one lаyer of cells.Pseudostrаtified: А pseudostrаtified epithelium is mаde up of closely pаcked cells thаt аppeаr to be аrrаnged in lаyers becаuse they’re different sizes, but there’s аctuаlly just one lаyer of cells.Strаtified squаmous epithelium: This type of epithelium usuаlly hаs protective functions, including protection аgаinst microorgаnisms from invаding underlying tissue аnd/or protection аgаinst wаter loss. The outer lаyer of your skin (the epidermis) is mаde of strаtified squаmous epitheliаl cells.
For more information about epithelium refers to the link:
https://brainly.com/question/14834974
#SPJ4
each hemisphere of the brain has four major areas called
The frontal, parietal, temporal, and occipital lobes are the four portions that constitute the making of each cerebral hemisphere (part of the cerebrum).
What is the name of the brain's two hemispheres?Speech, thought, emotions, reading, writing, and learning are all controlled by the cerebrum, which is one-half of the brain. The muscles on the left side of the body are controlled by the right hemisphere, while those on the right side are controlled by the left hemisphere.
What are the four brain regions that are most crucial?The four major portions of the brain are further subdivided into smaller sections, each of which carries out a particular function. The brainstem, diencephalon, cerebellum, and cerebrum are the four primary brainstem structures.
To learn more about the cerebrum visit:
brainly.com/question/28394574
#SPJ4
What can a closed system exchange with its surroundings?
Only energy. Through heat and work transfer, a closed system can exchange energy with its environment. So, the two ways in which energy can cross a system boundary are work and heat.
According to kinetic theory, heat is the energy connected to atoms' and molecules' haphazard movements. A temperature difference between two systems causes a form of energy known as heat to be transferred between them. Energy units for heat are kJ. (or BTU). The rate of heat transfer measures how much heat is transferred per unit of time.
Since heat is a directional (or vector) quantity, it has an amount, a direction, and an action point. Heat Heat transfer into systems is positive, whereas heat transfer out of systems is negative. This means that any heat transfer that makes a system more energetic is positive, and any heat transfer that makes a system less energetic is negative.
Learn more about ' energy ' visit here;
https://brainly.com/question/1932868
#SPJ4
when an allele is the only variant in the population it is said to be...
A fixed allele is an allele for which there is just one variant in whole population of that gene. The entire population is homozygous for fixed allele.
What is mean by allele? What are the types of allele?Allele refers to any one or two or more DNA sequences that can be found at a specific gene locus.
A pair of allele types are Dominant allele and Recessive allele. Dominant allele are allele in a population that expresses itself fully and Recessive allele are allele that either cannot express fully or only partially in a population.
To know more about allele, check out:
https://brainly.com/question/12541569
#SPJ4
which of the following events occurs during meiosis but not mitosis? (more than one selection is possible) select one or more: a. segregation of sister chromatids. b. pairing of homologous chromosomes. c. crossing-over between homologous chromosomes. d. alignment of chromosomes on the metaphase plate. e. none of these
The events are segregation of sister chromatids, pairing of homologous chromosomes, and crossing-over between homologous chromosomes. that occur in meiosis but not in mitosis.
In sexually reproducing organisms, meiosis is a kind of cell division that results in a reduction in the number of chromosomes in gametes (the sex cells, or egg and sperm). Body (or somatic) cells in humans are diploid, meaning they have two sets of chromosomes (one from each parent). The egg and sperm that combine during fertilisation must be haploid, or having only one pair of chromosomes, in order to sustain this state. Each diploid cell divides twice during meiosis to produce four haploid daughter cells, which are the gametes. Meiosis is a type of cell division that occurs in sexually reproducing organisms and lowers the number of chromosomes in gametes (the sex cells, or egg and sperm). Human body cells, also known as somatic cells, have two sets of chromosomes and are diploid (one from each parent). In order to maintain this condition, the egg and sperm that unite during fertilisation must be haploid, or possessing just one set of chromosomes. During meiosis, each diploid cell splits twice to create four haploid daughter cells, or gametes.
segregation of sister chromatids,pairing of homologous chromosomes, and crossing-over between homologous chromosomes are occur in meiosis in order to reduce the number of chromosomes in the cell as well as to bring variation.
For more such questions on Meiosis, Refer:
https://brainly.com/question/25995456
#SPJ4
Angela set out to determine how many genes control the length of people's
eyelashes. She compared the length of eyelashes from 100 different people.
To determine the length, she placed each eyelash next to an eyelash of
known length. She then estimated the difference in length.
What is a possible source of error in her experiment?
OA. She should have considered the number of eyelashes on each
eyelid in her data collection.
B. She did not collect data from enough people.
C. She may have had a difficult time making accurate measurements
by estimation.
D. She did not include a control group.
SUBMIT
She may have had a difficult time making accurate measurements by estimation. Therefore, option C is correct.
What are genes?Genes are segments of DNA that hold the instructions needed to create a single, usually protein-producing, molecule in your body. These proteins regulate how our body develops and functions; they are also in charge of determining many of our physical traits, like our eye color, blood type, and height.
There are different genes for different characters.
She may have had a difficult time making accurate measurements by estimation. Therefore, option C is correct.
Learn more about genes, here:
https://brainly.com/question/787658
#SPJ1
why is o-nitrophenyl-b-d-galactosidase (onpg), in addition to lactose, used as a substrate to determine b-galactosidase activity?
O-Nitrophenyl-beta-D-galactoside (ONPG) is used as a substrate to determine beta-galactosidase activity in addition to lactose because ONPG is a better substrate for measuring the enzyme's activity.
ONPG is a synthetic substrate that is easily hydrolyzed by beta-galactosidase to produce a highly colored product, o-nitrophenol, which absorbs light at 405 nm.
This makes it easy to quantify the amount of o-nitrophenol produced, which is directly proportional to the amount of beta-galactosidase activity present.
In contrast, lactose is a natural substrate that is not as easily hydrolyzed and produces a much less colored product, making it difficult to quantify the amount of lactose hydrolyzed and, thus, the amount of beta-galactosidase activity present. Overall, ONPG is a more reliable and sensitive substrate for determining beta-galactosidase activity.
To learn more about lactose
https://brainly.com/question/13061505
#SPJ4
during oogenesis in an animal species with a haploid number of 6, one dyad undergoes nondisjunction during meiosis ii. following the second meiotic division, this dyad ends up intact in the ovum. part a how many chromosomes are present in the mature ovum? 2
Non-disjunction which takes place at the meiosis II stage of the cell division (cells are already haploid from the meiosis I) in an animal with a haploid number of 6 (diploid number of 12) during meiosis. The mature ovum will have 6+1 chromosomes (n+1), since this non-disjunction added an extra chromosome.
The nucleus of a cell contains the chromosomes. They possess the genetic data. DNA and protein combine to create chromatin, which is what makes up chromosomes. Numerous genes are found on each chromosome. One set of chromosomes is born from the mother, and the other set is born from the father. The chromosomes are assigned numbers by cytogeneticists. Except for a very tiny number of very obvious exceptions, every cell nucleus has chromosomes. This implies that since eukaryotes are the only living things to have cell nuclei. Eukaryotic cells divide at the same time that chromosomes do. Mitosis is the process through which a somatic (body) cell divides, such as a muscle cell.
To learn more about chromosomes click on the given link: brainly.com/question/1596925
#SPJ4
Molecular chaperones assist proteins in the formation of ___.A) aggregatesB) tertiary structureC) peptide bondsD) primary structureE) none of these choices
The correct option is B) tertiary structure. Proteins are fundamental building blocks of organisms and are involved in nearly all cellular processes, just like other biological macromolecules like polysaccharides and nucleic acids.
The process through which a cell's machinery breaks down and recycles previously produced proteins after a finite amount of time is known as protein turnover. The half-life of a protein is a typical measure of its lifespan. In mammalian cells, they have an average lifespan of 1-2 days but can live for minutes or years. Aberrant or misfolded proteins degrade more quickly because they are targets for apoptosis or because they are insecure. Proteins frequently contain enzymes, which are essential to metabolism and the catalysis of biological processes.
To learn more about Proteins click on the given link: brainly.com/question/29776206
#SPJ4
this is the most energy dense of all macronutrients and is the major form of stored energy for the body.
The body stores the majority of its energy in the form of fat, which is the most energy dense macronutrient of all.
What is fat?With 9 calories per gramme, fat is the macronutrient that contains the highest energy. It is the body's main source of stored energy and is essential for maintaining the proper balance of energy levels as well as for protecting and cushioning crucial organs.
Adipose tissue stores fat that can be used as an energy source when necessary. Unlike protein and carbs, which are quickly depleted during physical activity or other demanding tasks, fat stores offer a sustained energy source. This is crucial for the body during times of food shortage or endurance exercises when glucose reserves are exhausted.
Fat is necessary for the absorption of fat-soluble vitamins (A, D, E, and K), as well as for its capacity to store energy and to control hormone levels and inflammation.
To know more about Fat, visit:
brainly.com/question/18165922
#SPJ4
Complete question:
What is the most energy dense of all macronutrients and is the major form of stored energy for the body.
FatCarbohydratesprotein fibrewhich of the following serves as the primary intracellular cue for the release of interferon by a virus infected cell? group of answer choices the presence of intracellular viral protein :the presence of mhc i the presence of single stranded dna :the presence of double-stranded rna
The following that serves as the primary intracellular cue for the release of interferon by a virus infected cell is the presence of double-stranded RNA (option 4)
It has long been understood that double-stranded RNA (dsRNA) plays a crucial role in the interferon (IFN) system. It was first identified as a significant mediator of IFN induction in response to viral infection. It was later discovered to be a key initiator of the antiviral response. The identification of a mammalian RNA interference (RNAi) pathway in recent years has stoked interest in dsRNA-mediated cellular responses once again. This has happened at the same time as important IFN induction pathway elements have been discovered. Here, we provide a summary of what is currently understood about dsRNA-mediated pathways in mammalian cells and establish a connection between these pathways and the use of RNAi.
Learn more about RNA here: https://brainly.com/question/29452846
#SPJ4
what kind of muscle that adducts the shoulder and causes extension of the shoulder joint ?
The muscle that adducts the shoulder and causes extension of the shoulder joint is the Latissimus Dorsi muscle.
It is a large, triangular-shaped muscle that spans the lower back and is sometimes referred to as the "lats." When the shoulder joint is abducted (moved away from the body), the Latissimus Dorsi muscle contracts to adduct the shoulder joint and bring it back toward the body. The muscle also helps to extend the shoulder joint, which involves moving the arm away from the body. The Latissimus Dorsi muscle is an important muscle for activities such as swimming, rowing, and pulling movements. It works in conjunction with other muscles in the back, shoulders, and arms to control movements of the upper limb. Proper stretching and shoulder joint strengthening of the Latissimus Dorsi muscle can help to improve posture and prevent injury.
Learn more about shoulder joint here:
https://brainly.com/question/7194643
#SPJ4
Explain why it can be difficult to definitively diagnose a disease.
Answer:
There are several known disease processes that are notoriously difficult to diagnose either because they mimic other, milder disease processes or their presentation leads the practitioner away from the correct diagnosis. Frequently this delay or misdiagnosis can lead to devastating consequences.
Explanation:
Consider the following mutations to the nucleotide sequence of a gene. Which of these mutations would not alter the reading frame of the gene’s genetic message?a.) a deletion that removes 4 nucleotidesb.) a single nucleotide-pair insertionc.) a single nucleotide-pair substitutiond.) a single nucleotide-pair deletion
Considering the mutations to the nucleotide sequence of a gene, those that would not alter the reading frame of the gene’s genetic message include c.) a single nucleotide-pair substitution.
What is a single nucleotide-pair substitution?A single nucleotide-pair substitution is a genetic mutation where a letter in the genetic code changes butt the open reading frame remains the same, for example, the change of A for T.
Therefore, with this data, we can see that a single nucleotide-pair substitution does not alter the open reading frame and therefore the protein may contain the same number of amino acids.
Learn more about single nucleotide-pair substitutions here:
https://brainly.com/question/29549612
#SPJ1
cells called transport oxygen and carbon dioxide between the tissues and the lungs. true or flase
cells called transport oxygen and carbon dioxide between the tissues and the lungs ,is True.
Red blood cells transport oxygen from the lungs to the tissues, and they transport carbon dioxide from the tissues to the lungs.Your tissues use oxygen to make energy and emit carbon dioxide as waste. The carbon dioxide waste is transported to your lungs by your red blood cells, where it is exhaled. Red blood cells transport oxygen from your lungs to your body's tissues. For energy production, your cells utilise oxygen. It takes roughly seven days for red blood cells to properly mature and are then released into the bloodstream from the soft bone tissue (bone marrow) of your body. A protein that enables red blood cells to transport oxygen from your lungs and transfer it to other tissues in your body gives them their vivid red hue (hemoglobin).
learn more about Red blood cells Refer:brainly.com/question/17890844
#SPJ4
what is the temperature in kansas city missouri right now?
The current temperature in Kansas City, Missouri is 18 degrees Celsius.
Temperature is defined as a measure of the average kinetic energy of all particles in a substance. The faster particles move through a substance, the higher the average kinetic energy of the substance, the higher the temperature, and the warmer it feels. The current temperature in Kansas City, Missouri is 18 degrees Celsius. January is the coldest month, with average highs around 31°C. July is the warmest month, with average highs near 81°C. Quite hot summers and cold winters are not uncommon. On August 14, 1936, in the middle of a sweltering summer heatwave, temperatures in Kansas City hit a record high of 113 degrees Fahrenheit. These high temperatures in the summer of 1936 remain the most extreme in modern North American history.
Learn more about Temperature
brainly.com/question/23411503
#SPJ4
Why do researchers think the first self-replicating molecule was RNA?
a) Self- replicating molecules of RNA exist today, in human cells
b) Fossil evidence of such a molecule was recently discovered
c) RNA is the only type of molecule that can catalyze a chemical reaction
d) RNA can carry information and catalyze chemical reactions
Researchers think the first self-replicating molecule was RNA because of its unique properties and can carry information and catalyze chemical reactions so, the correct option is D.
Unlike other motes, it's suitable to carry inheritable information and also catalyze chemical responses. This means that it can act as both a runner and an enzyme. This combination of parcels makes it ideal for tone- replication, as the inheritable information can be transmitted and the response can be catalyzed.
Substantiation of such a patch has been discovered in fuds, suggesting that it was formerly a part of the early haze. Eventually, RNA motes still live moment and are able of self- replication in human cells. This suggests that it's likely that the first tone- replicating patch was indeed RNA.
To know more about RNA visit:
https://brainly.com/question/4120168
#SPJ4
Which part of the microscope is needed to be adjusted to have better contrast when viewing a specimen under the microscope?
part of the microscope is needed to be adjusted to have better contrast when viewing a specimen under the microscope is condenser.
A microscope is a lab tool used to study items that are too small to be seen with the human eye. The study of small structures and objects under a microscope is known as microscopy. Microscopic refers to something that, without the use of a microscope, is undetectable to the eye. There are many distinct kinds of microscopes, and they can be categorised in several ways. One option is to explain how an instrument interacts with a sample and generates images, for as by passing an electron or light beam past the sample in its optical path, measuring photon emissions from the sample, etc.
learn more about microscope here
https://brainly.com/question/18661784
#SPJ4