Based on your understanding of biological macromolecules, the number of unique monomer molecules that is common to living organisms is closest to which number?.
Answers
Based on the understanding of biological macromolecules, the number of unique monomer molecules that is common to live organisms is close to <100.
Macromolecules are comprised of various monomers that are found in living organisms. The unique monomers common to living organisms are around 100 molecules. The four main macromolecules are nucleic acids, proteins, carbohydrates, and lipids. They carry out crucial tasks including supporting the structure, serving as a reservoir for stored energy, storing and retrieving genetic data, and accelerating metabolic operations.
Macromolecules are enormous molecules that fill a cell and give it vital life-sustaining activities. Macromolecules, for instance, offer structural support, serve as a reservoir for stored energy, can store and retrieve genetic information, and can speed up biological operations. The nutrients the body requires to survive are provided by food.
Biological macromolecules, or big molecules, are present in many of these essential nutrients and are required for life. These polymers (macromolecules) are constructed from various combinations of smaller organic molecules (monomers).
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Related Questions
ESSAY: CHEMOTHERAPY
—Write a report on chemotherapy
—Research the importance of chemotherapy. Write a 200 word report on the uses of chemotherapy.
Answers
The main goal of chemotherapy is to destroy cancer cells and prevent them from spreading to other parts of the body. It can also be used to shrink tumors before surgery or radiation therapy. Chemotherapy is often used in combination with other treatments to increase its effectiveness.
While chemotherapy can be effective in treating cancer, it can also have side effects. These can include nausea, vomiting, hair loss, and fatigue. However, many of these side effects can be managed with medication or other treatments.
Overall, chemotherapy is an important tool in the fight against cancer. It can help to extend the lives of cancer patients and improve their quality of life. However, it is important to work closely with a healthcare provider to determine the best treatment plan for each individual patient.
what cellular structure do tetrahymena use to swim in their environment?
Answers
Tetrahymena is a genus of free-living, single-celled animals that move around ponds quietly by beating their coat of microscopic hairs, or cilia.
T. pyriformis is a Tetrahymena species utilized as a model organism in biomedical research.
Tetrahymena, as a ciliated protozoan, has nuclear dimorphism, or two types of cell nuclei. They have a larger, non-germline macronucleus and a smaller, germline micronucleus in each cell at the same time, and these two have unique cytological functions.
Tetrahymena's unusual adaptability enables scientists to use it to determine various crucial parameters relating to gene expression and genome integrity. Tetrahymena also has hundreds of cilia and intricate microtubule structures.
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Which of the following structures in an ascomycete is haploid? A. basidium B. ascus C. ascospore D. ascocarp
Answers
The structure in an ascomycete that is haploid is the ascus.
In ascomycetes, the ascus is the structure where sexual reproduction takes place. It contains the ascospores, which are the result of meiotic division. The ascus is formed from the fusion of two haploid nuclei, one from each parent, to form a diploid nucleus. This diploid nucleus then undergoes meiosis, resulting in the formation of haploid ascospores. These ascospores are the reproductive units that can be dispersed and give rise to new haploid individuals. Therefore, among the given options, the ascus is the structure that is haploid, as it contains the haploid ascospores. The basidium is a structure found in basidiomycetes, and the ascocarp is the fruiting body of an ascomycete, both of which are not haploid structures.
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How does water act as a buffer and why is it not a good one
Answers
H2O ⇌ H+ + OH-
lies on the far left.
therefore a container of water wouldn't have many H+ and OH- ions floating about.
There WOULD be a very very very small concentration and H+ and OH- in it, since a value of Ka means that it does ionise in itself, but on the whole there would be MORE water molecules floating about. This is why water acts as a very poor buffer.
You need the acid AND the conjugate base (salt) for a buffer to work.
question mode multiple choice question a(n) vector actively participates in the life cycle of the pathogen.
Answers
A biological vector actively participates in the life cycle of the pathogen.
The correct option is D.
What is pathogen ?An organism that infects its host with disease is referred to as a pathogen, and the severity of the clinical disease is referred to it as virulence. Pathogens include viruses, bacteria, multicellular and unicellular eukaryotes, as well as other taxonomically diverse organisms.
What is a pathogen example?Pathogens are microorganisms that infect the body and can harm health. They include viruses, germs, fungus, and worms. Anthrax, HIV, Epstein-Barr, and the Zika virus are just a few examples of infections that can lead to life-threatening illnesses.
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The complete question is -
A(n) _____ vector actively participates in the life cycle of the pathogen.
A-mechanical
B-line
C-euclidean
D-biological
Which of the following affects recreational activities that people do in a region?
A.
soil type
B.
plants
C.
presence and quality of water
D.
oil
Answers
Answer:
A. Soil Type, B. Plants, and C. Presence and Quality of Water
Explanation:
A) Soil contains air, water, and minerals as well as plant and animal matter, both living and dead, which is why it must be the first answer
B) Plant Elements include nitrogen, phosphorus, potassium, calcium, magnesium, sulfur, boron, chlorine, iron, manganese, zinc, copper, molybdenum, and nickel. It is used for photosynthesis
C) Do i really need to explain this one?
What are the two primary sources of water for the city of fort collins?
Answers
Fort Collins Utilities manages drinking water from two sources: 1) The Colorado-Big Thompson (CBT) Project shares and 2) The Cache la Poudre River basin.
The CBT Project diverts water from the upper Colorado River and stores it in Lake Granby for later delivery to Carter Lake and Horsetooth Reservoir. The project is managed by Northern Water, which also establishes the annual quota that governs how much water is made available each share or unit.
To make freshwater potable, things must be eliminated from it. Large things like branches and leaves, insoluble materials like grit, and dangerous microbes are a few of these. To deal with them, various separation techniques and treatments are employed.
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which component of the urinary system is a funnel shaped cavity formed by the union of calices, ending in the ureter.
Answers
The component of the urinary system that is a funnel-shaped cavity formed by the union of calices, ending in the ureter is called the renal pelvis.
The renal pelvis is located in the center of the kidney and serves as a collection point for urine that has been produced in the kidney's nephrons.
The urine produced in the nephrons is drained into the collecting ducts, which then merge into larger ducts called calices.
These calices combine to form the renal pelvis, which is responsible for collecting urine and directing it towards the ureter, which carries it to the bladder for storage and eventual elimination from the body.
The renal pelvis plays an important role in the urinary system by ensuring the efficient transport of urine from the kidneys to the bladder.
Any blockages or abnormalities in the renal pelvis or associated structures can lead to urinary tract infections, kidney stones, and other complications.
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In a body of water, a fish remains at a constant depth while motionless. In the same body of water, a person sinks while motionless. Why? more than one answer may be true.
Answers
The main reason a fish can float at a constant depth is because its body is denser than the water it is swimming in.
A fish's body is filled with a variety of organs, including its swim bladder, which is filled with gas. The swim bladder helps the fish to maintain its buoyancy and to control its depth while swimming.A person sinks while motionless in water because the density of their body is less than the density of water. A human body is made up of mostly water, which is why we can float in water. However, when we stop moving, the water around us starts to push down on us and we sink.
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An earthquake drastically reduces the size of squirrel population. The surviving population happens to have broader stripes on average than the initial population. If broadness of stripes is genetically determined, what effect has the squirrel population experienced during the earthquake
Answers
Answer:
A genetic bottleneck
Explanation:
A genetic bottleneck occurs as an event that drastically reduces the size of a particular population producing a decrease in the gene pool as a lot of the gene variants is taken along with it.
The bottleneck effect may be caused by various events, such as an environmental disaster, excessive hunting etc.
The genetic bottleneck occurs when a gene pool is narrowed to a fraction of its former diversity and then taking along with it a lot of genetic variants leading to the increased frequency of the broader striped population.
An animal that is not adapted to its environment is
O more likely to survive, and less likely to reproduce
o less likely to survive, and less likely to reproduce
O more likely to survive, and more likely to reproduce
оо
less likely to survive, and more likely to reproduce
Answers
A type of ribonucleic acid that Incodes genetic information
Answers
Answer:
Explanation:
Cellular organisms use messenger RNA (mRNA) to convey genetic information (using the nitrogenous bases of guanine, uracil, adenine, and cytosine, denoted by the letters G, U, A, and C) that directs synthesis of specific proteins. Many viruses encode their genetic information using an RNA genome.
A baseball in motion is acted upon by four directional forces as shown
What must be true of the forces for the baseball to continue to move in the same direction with the same speed?
Answers
Answer:what is the answer
Explanation:
Match the vocabulary word with the definition.
Question 1 options:
A measure of the amount of matter in an object
A situation in which two objects in close contact exchange energy and momentum
the speed of an object in a particular direction
the force or speed with which something moves
to put forth effort
1.
momentum
2.
collision
3.
exert
4.
mass
5.
velocity
Answers
Answer:
collision the force or speed with which something moves
Explanation:
Natural variation is important to the mechanism of Natural Selection. Which of the
following is an example of a cause of natural variation?
A. All of these
B. Genetic mutation
C. Crossing over during meiosis
D. Polyploidy
Answers
Genetic mutation, crossing over during meiosis, polyploidy is an example of a cause of natural variation to the mechanism of natural selection. Thus, option A is correct.
What is natural variation?
The difference between cells, individual organisms or multiple organisms of any group or species caused either by climate change or genetic change on the expression of the genetic potential.
Variation shown in many ways such as physical appearance, metabolism, reproduction, fertility behavior, learning and mental ability, such variation is called as natural variation.
Therefore, in the above question we can say that all the example are best for natural variation. Thus, option A is correct.
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What is disruptive selection?
Answers
In nature, not all individuals in a biological population has the same reproductive success. Additionally, the reproductive succes of an individual may be related to a heritable trait. Disruptive (natural) selection is operating when indivuals with extreme values for an heritable trait have a greater reproductive succes that the ones with intermediate values for the same trait.
The scales shown in the introduction measure mass or the amount of matter in a particular object. The scientific law of conversation of mass states that matter can both be created or destroyed during a chemical reaction but it can change from one form to another. Did the simulation support this scientific law? Explain why or why not.
Answers
The simulation of a chemical reaction does support the scientific law of conversation of mass that states that matter can neither be created nor destroyed but it can change from one form to another.
The scientific law of conservation of mass states that matter can neither be created nor destroyed but it can change from one form to another. This means that the mass of the reactants and the products must be the same, i.e., mass cannot be lost or gained.
For example, when the wood is burned, the products formed are ash, water vapour, and carbon dioxide. The mass of the ash, water vapour, and carbon dioxide formed during the combustion of wood is the same as the mass of the wood that was burned.
The simulation of a chemical reaction supports this scientific law as it has been observed that the mass of the reactants in a chemical reaction is equal to the mass of the products formed during the chemical reaction. Even if the products appear to have a different mass than the reactants, it is only because the mass has changed from one form to another, and not because the mass has been destroyed or created.
For instance, in the process of rusting, iron and oxygen react to form rust, which is hydrated iron(III) oxide. The mass of the iron and oxygen involved in the chemical reaction is equal to the mass of the rust formed. In conclusion, the scientific law of the conversation of mass states that matter can neither be created nor destroyed but it can change from one form to another, which is supported by the simulation of a chemical reaction.
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Question 6 of 10 Each of DNA's four kinds of bases can pair with only one of the other DNA bases. Which of the following are correctly paired? O A. Adenine, guanine O B. Thymine, guanine O C. Cytosine, quanine O D. Thymine, cytosine SUBMIT
Answers
The correct pairing of DNA bases are: Adenine pairs with (D)Thymine (A-T) and Cytosine pairs with Guanine (C-G) through hydrogen bonding between their nitrogenous bases in a double-stranded DNA molecule.
The base pairing in DNA is a fundamental aspect of its structure and function. The sequence of the bases in DNA encodes genetic information that is responsible for determining the traits of an organism. The correct base pairing ensures that this information is accurately transmitted from one generation to the next during DNA replication.
Incorrect base pairing, such as those in options A, B, and C, can lead to mutations in the DNA sequence, which can have detrimental effects on the organism's development and health. For example, mutations in the DNA sequence can disrupt the normal functioning of genes, leading to the development of diseases such as cancer. Therefore, it is important to understand the correct base pairing in DNA to fully appreciate its role in genetic inheritance and to develop strategies to prevent or treat genetic diseases.
Therefore, the correct option is D. Thymine, cytosine
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Crossing over is __________. Crossing over is __________. the formation of tetrads an independent assortment of chromosomes the exchange of corresponding portions of homologous chromosomes the movement of genetic material from one chromosome to a nonhomologous chromosome
Answers
Crossing over is the exchange of corresponding portions of homologous chromosomes.
What is Crossing over?Chromosomal hybrid, or crossing over, is the trading of hereditary material during sexual multiplication between two homologous chromosomes' non-sister chromatids that outcomes in recombinant chromosomes. It is one of the last periods of hereditary recombination, which happens in the pachytene phase of prophase I of meiosis during a cycle called synapsis. Synapsis starts before the synaptonemal complex creates and isn't finished until close to the furthest limit of prophase I. Hybrid normally happens while matching areas on matching chromosomes break and afterward reconnect to the next chromosome. Getting over and DNA fix is very much like cycles, which use a considerable lot of similar protein edifices.To learn more about Crossing over refer to:
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The shape of DNA is known as a _______________. It is also referred to as a twisted ladder. Question 2 options: 360 Twister Rectangular Prism DNA is like water- it has no definite shape Double Helix.
Answers
Answer:
Double Helix
Explanation:
Deoxyribonucleic acid is the polynucleotide chain that is the carrier of the heritable traits from the parent to the offspring. The shape of DNA is a double helix.
What is the structure of the DNA?DNA or Deoxyribonucleic acid is the molecule that carries the genetic data for the expression of the proteins that code for the growth, development, reproduction and functioning of the cell.
DNA consists of two strands of a polynucleotide chain wrapped around each other in the shape of the double helix and contains deoxyribose sugar and phosphate as their backbone.
Therefore, the correct blank is option D. double helix.
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Using the following words, write an essay describing how new evidence can change an existing theory: data variable scientific method hypothesis control experiments conclusions
Answers
New evidence may modify an existing theory because it may show erroneous assumptions from older theories, which represent experimentation that needs to be tested through the scientific method and formulation of hypotheses.
What is the scientific method?The scientific method is a series of steps used in all scientific disciplines to collect empirical data, which is used to reject or confirm hypotheses based on the conclusions we can draw through such information.
Experimentation is a fundamental step in the scientific method which is based on the use of a control group to compare the result between variables in the target treatment group.
Therefore, with this data, we can see that the scientific method can be used to reformulate older theories through new experiments that are able to collect empirical evidence, which helps us to test hypotheses and thus confirm new sources of evidence.
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Is standard free energy change for the hydrolysis of ATP the same as the actual free energy change that would occur in a cell? Why or why not? Explain.
Answers
The standard free energy change for the hydrolysis of ATP, denoted as ΔG°, is the free energy change under standard conditions (i.e., 1 atm, 298 K, and pH 7) and a reactant concentration of 1 M.
On the other hand, the actual free energy change that would occur in a cell is denoted as ΔG and takes into account the non-standard conditions and the actual concentrations of the reactants and products in the cell.
In a cell, the concentration of ATP is typically around 1-10 mM, which is lower than the standard concentration used to determine the standard free energy change. Additionally, the actual conditions in the cell, such as temperature, pressure, and pH, may differ from standard conditions, which can affect the free energy change.
Therefore, the actual free energy change that occurs in a cell may be different from the standard free energy change. However, the standard free energy change provides a useful reference point to compare the relative energetics of different reactions under standard conditions.
Furthermore, the actual free energy change in a cell can be calculated using the following equation:
ΔG = ΔG° + RT ln([products]/[reactants])
where R is the gas constant, T is the temperature, and [products]/[reactants] represents the ratio of the concentrations of the products and reactants in the cell.
In summary, the standard free energy change for the hydrolysis of ATP is not the same as the actual free energy change that would occur in a cell due to non-standard conditions and different reactant concentrations. However, the standard free energy change can still be used as a reference point, and the actual free energy change can be calculated using the equation above.
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True or False: Both predator and prey
species experience the same pattern of
"boom and bust" cycles.
Answers
Answer:
true
Explanation:
5. In Studies 2 and 3, was NH,* concentration an independent or dependent variable?
A. Independent, because NH+ concentrations
are
already established for certain plants.
B. Independent, because NH* concentrations were measured by the researchers.
C. Dependent, because NH * concentrations are already established for certain plants.
D. Dependent, because NH* concentrations
were
measured by the researchers.
Answers
Independent because NH+ concentrations for certain plants have previously been established.
The independent variables are the concentrations [A], [B], [C],. The amount of variables that are independent corresponds to the amount of reactant species since the amount of each reactant could be changed. What occurs as a result of a independent variable is referred to as a dependant variable. Dependent variables include things like pH, hydrogen concentration (H+), and bicarbonate concentration (HCO3-). As a result, they are unable to influence either one another or independent factors. Simply said, other things are what cause their concentrations. Temperature, substrate concentration, enzyme concentration, and inhibitor presence are all independent factors.
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Which of the following statements is correct about the hierarchy of the taxonomic system currently used to classify organisms?
Question 19 options:
Many different classes of organisms belong to the same genus.
Many different kingdoms of organisms belong to the same phylum.
Many different orders of organisms belong to the same species.
Many different families of organisms belong to the same order.
Which kingdom includes an organism that can survive by photosynthesis in the presence of light or by consuming organic material in dark conditions?
Question 18 options:
Animalia
Protista
Plantae
Fungi
Examine the images here for two tree species. Which taxonomic grouping defines the commonality of these two trees?
Question 17 options:
These trees share the same genus but not the same species.
The trees share all of the taxa involved in classification.
These trees share the same genus but not the same phylum.
These trees share the same species but not the same genus.
Scientists often use a cladogram such as the one below to illustrate evolutionary relationships.
Which is the best explanation for separating reptiles from mammals?
Question 14 options:
the presence of an amniotic membrane in reptiles that is not found in mammals
the presence of hair in reptiles that is not found in mammals
the presence of an amniotic membrane in mammals that is not found in reptiles
the presence of hair in mammals that is not found in reptiles
Scientists often use a cladogram such as the one below to illustrate evolutionary relationships.
Which is the best explanation for separating reptiles from mammals?
Question 14 options:
the presence of an amniotic membrane in reptiles that is not found in mammals
the presence of hair in reptiles that is not found in mammals
the presence of an amniotic membrane in mammals that is not found in reptiles
the presence of hair in mammals that is not found in reptiles
A group of scientists discovered a new organism that is composed of many cells, gets its nutrition from decaying organisms, and has cell walls. To what kingdom would the new organism belong?
Question 12 options:
Plantae
Animalia
Fungi
Protista
The following cladogram shows the evolutionary relationships among five types of birds.
According to this cladogram, oystercatchers are more closely related to flamingos than to penguins.
Which of the following statements provides the best justification for this relationship?
Question 10 options:
The branch of the cladogram with oystercatchers is closer to the branch with flamingos than to the branch with penguins.
Both oystercatchers and flamingos are less closely related to the outgroup than penguins are.
Oystercatchers share a more recent common ancestor with flamingos than with penguins.
Oystercatchers share a common ancestor with flamingos but not with penguins.
Which statement best explains why a third domain, Archaea, was added to the original two domains of Bacteria and Eukarya?
Question 3 options:
Scientists discovered that some prokaryotes have cell walls.
Scientists discovered that eukaryotes have cell walls.
Scientists discovered that some prokaryotes live in extreme environments.
Scientists discovered that eukaryotes are unicellular.
Both plants and blue-green algae are photosynthetic but are classified as separate kingdoms. Which statement identifies a characteristic that distinguishes blue-green algae from plants?
Question 2 options:
Plants lack membrane-bound organelles and blue-green algae contain membrane-bound organelles.
Plants have specialized tissues and organs and blue-green algae do not.
Blue-green algae use their chlorophyll differently from plants.
Blue-green algae are better than plants at moving from place to place.
Answers
An organism that is composed of many cells, gets its nutrition from decaying organisms, and has cell walls belongs to kingdom fungi.
What is taxonomy?Taxonomy is the system of classifying all living things into appropriate groups. The incorrect statement about taxonomy is; "any different orders of organisms belong to the same species."
The kingdom that contains organisms that can survive by photosynthesis or by consuming organic material in dark conditions is fungi.
The difference between mammals and reptile is that the presence of hair in mammals that is not found in reptiles.
An organism that is composed of many cells, gets its nutrition from decaying organisms, and has cell walls belongs to kingdom fungi.
The reason why plants and blue-green algae are classified in different groups is because Blue-green algae use their chlorophyll differently from plants.
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ToF - Bioelectrical impedance analysis (BIA) is based on the fact that fat-free tissues are good conductors of electrical current, whereas fat is not.
Answers
Bioelectrical impedance analysis (BIA) is based on principle that fat-free tissues, such as muscle and organs, conduct electrical current more effectively compared to fat. Correct answer is true.
BIA involves passing a low-level electrical current through the body and measuring the impedance, or resistance, encountered by the current. Since fat contains less water and electrolytes than fat-free tissues, it acts as a poorer conductor of electrical current.
By measuring the impedance, BIA can estimate body composition, including the amount of lean body mass and fat mass. The electrical current encounters less resistance in lean tissues due to their higher water content, while it encounters more resistance when passing through fat due to its lower water content. BIA devices use mathematical equations and algorithms to convert the impedance measurements into estimates of body fat percentage or fat-free mass.
However, it's important to note that BIA is not a perfect measurement and can be influenced by factors like hydration status, temperature, and individual variations. Therefore, BIA should be used as a screening tool rather than a definitive measurement of body composition, and results should be interpreted with caution.
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the process whereby a cell's eventual developmental fate is set is called ________.
Answers
The process whereby a cell's eventual developmental fate is set is called cell determination. Cell determination refers to the process by which a cell becomes committed to a specific developmental pathway and acquires a particular fate or identity.
During development, cells go through a series of changes that lead to their differentiation into specialized cell types with specific functions. The process of cell determination involves the activation or repression of specific genes, which directs the cell towards a particular developmental fate. This commitment is typically irreversible, meaning that once a cell is determined, it will follow a specific developmental trajectory and give rise to a specific cell type or tissue.
Cell determination is a fundamental process in embryonic development, where cells become progressively restricted in their developmental potential as development proceeds. It is influenced by various factors, including genetic programs, signaling molecules, and interactions with neighboring cells. The process of cell determination plays a crucial role in shaping the diverse cell types and tissues that make up an organism.
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which hemoglobin genotype has the highest fitness in an area of high malaria infection?
Answers
HbS hemoglobin genotype has the highest fitness in an area of high malaria infection that will be resistant to the malaria parasite.
A beta-globin gene variation known as sickle hemoglobin is what causes sickle cell disease (HbS). For an autosomal recessive illness to manifest, two copies of Hb S or one copy of Hb S plus another beta-globin variation (such Hb C) are needed. Because people who have Hb S are protected from contracting malaria, people of African and Mediterranean descent are more likely to carry Hb S than other people. Despite this benefit, sickle cell disease patients have high rates of morbidity and death. Acute chest syndrome, stroke, splenic and renal failure, pain crises, and susceptibility to bacterial infections are a few symptoms of chronic anemia.To know more about HbS hemoglobin visit : https://brainly.com/question/7192254
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a person's red blood cells have both a and b antigens. the person has no anti-a or anti-b antibodies. what is ther person's blood type?
Answers
The person with both a and b antigens but no anti-a and anti-b antibodies has AB blood group.
The ABO system distinguishes 4 major blood types: Red blood cells in blood group A have A antigens and plasma blood group A has anti-B antibodies. Plasma blood group B has B antigens and anti-A antibodies. O - has no antigens, but the plasma blood group has both anti-A and anti-B antibodies. Blood group AB lacks antibodies but possesses both A and B antigens.
There are a total of 8 blood types, each of which can be either RhD positive or RhD negative. Sometimes a protein known as the RhD antigen, another antigen, is present in red blood cells. If RhD antigen is present, your blood group is specifically positive, and if it's not then the blood group is negative.
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Diagram the genotypes of the P1 monohybrid, which produce round seeds to wrinkled seeds in the ratio
of 3:1. Rounds seeds are dominate. Use the letters R and r to denote genotypes. Fill in the blanks to
complete the Punnet square.
Answers
The genotypes of the P1 monohybrid cross that produce round seeds (R) to wrinkled seeds (r) in the ratio of 3:1 is equal to 3 R_ : 1 rr. It occurs when two heterozygous are crossed.
Genetic dominance and Punnett squareGenetic dominance refers to the phenomenon in which the dominant allele masks the expression of the recessive allele in heterozygous individuals.
In this case, both parents can produce two types of gametes, i.e., either 'R' or 'r'.
In a Punnett square:
R r
R RR Rr
r Rr rr
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