Answer: C) density-dependent inhibition
Explanation: When density is high. cell division is inhibited. Density-dependent inhibition occurs when cells grow to a limit and the density of the area is high, growth becomes inhibited as a result of competition for nutrients, space and growth factors. When such arises, the cells get a notification to stop division.
Consider the parts of the digestive system, particularly the place where water is removed before feces are excreted. Which organ is the mostly likely to be responsible for a bout of diarrhea?
Answer:
The colon.
Explanation:
The colon, also known as the large intestine is one of the major organs of the digestive system and plays a vital role in the processing of food and excretion of waste. It is divided into the ascending colon, transverse colon, descending colon and sigmoid colon.
The colon has a large surface area and plays a major role in the reabsorption of fluids and the processing and formation of waste which it pushes towards the rectum to be expelled.
Diarrhea is a condition which is characterized by frequency of bowel movements and passage of loose and watery stools. It has various causes most of which affects the normal functionality of the colon thereby limiting it's ability to reabsorb water and fluids. Such causes which affect the colon include; Bacterial infections, laxative abuse, diseases of the colon such as ulcerative colitis and Crohn's disease etc.
In order to have reached this conclusion, the Grants must have either assumed or proven that several other facts about the finch population were true. Which statements represent information that must be true in order for the Grants conclusion to be correct
Answer:
what are the statements?
Explanation:
Which of the following statements is true? A. Cells in different areas of an organism have different genetic information. B. All of the cells in an organism have the same genetic information. C. An offspring produced through sexual reproduction has the exact same genetic information as its parent. D. An offspring produced through asexual reproduction has genetic information that is very different from its parent.
Answer:
BExplanation:
In an organism, all of the cell in his body contain same number of chromosome and same genetic material. The different morphology or different functioning depends on differential gene expression. All of the cells in an organism have the same genetic information, their expression changes according to the need, time and position. For example; brain cell express different genes while pancreatic cell express different genes, both show different morphology and function beside they contain same genetic material, this is all due to differential gene expression.
Answer:
B.
All of the cells in an organism have the same genetic information
Explanation:
Darren had eaten a cheeseburger right before he felt extremely nauseous from the flu. Now, every time Darren smells a cheeseburger he feels nauseous. In this scenario, what is Darren experiencing?
Explanation:
Conditioned taste aversion is a type of learning wherein the libertine reaction to a gustatory improvement is changed because of relationship with a dangerous instinctive boost It is a surprising sort of molding since it can happen when the interim between the gustatory improvement and the dangerous boost is hours, it can happen in one preliminary, and it is impervious to eliminationA typical strategy for creating a CTA is to combine the ingestion of sucrose with poisonous portions of lithium chlorideAlcohol consumption adversely affects the digestion of proteins within liver cells, which can eventually lead to liver damage. Given this information, which organelle in liver cells is most directly affected
Answer: It effects your pancreas. It also effects the carbohydratesand proteins
Explanation:
Complement proteins can bind to pathogens and _____.
a. form a coating
b. enable them lifeless
c. cause them break apart
d. infect them with another pathogen
e. render them inert
Answer:
Complement proteins can bind to pathogens and render them inert
Explanation:
Compliment proteins can bind to pathogens and render them inert by not being active
Complement proteins bind to pathogens and form a coating called the complement membrane attack complex (MAC), rendering the pathogens inert and aiding in their destruction.
Explanation:Complement proteins can bind to pathogens and form a coating. This coating is called the complement membrane attack complex (MAC) and it helps to recruit immune cells and destroy the pathogen. By forming a coating, complement proteins render the pathogens inert and enhance their recognition by immune cells.
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Almost half the birds in the yard were brown cardinals and the rest were bright red cardinals, so Jimmy perceived them as two distinct groups of birds. This best illustrates the principle of:__________.1. Connectedness2. Similarity3. Closure4. Relative clarity
Answer:
The answer is Similarity
Explanation:
The distinct features of the two groups of birds i.e brown cardinals and bright red cardinals illustrates the principle of similarity. The principle of similarity states that things that share visual features such as shape, size, color, texture, value or orientation will be seen as belonging together or being in a unified group
Final answer:
Jimmy's categorization of birds into brown and bright red cardinals based on color best illustrates the principle of similarity, a key concept in Gestalt psychology where items that share common features are perceived as part of a group.
Explanation:
The scenario where Jimmy perceived almost half the birds in the yard as brown cardinals and the rest as bright red cardinals, categorizing them into two distinct groups based on color, best illustrates the principle of similarity. The principle of similarity is a concept within the theory of Gestalt psychology which suggests that elements that are alike tend to be perceived as a group. This is because our minds tend to organize sensory input into groups or categories that share common attributes. For instance, in sports, fans easily differentiate teams based on the color of their uniforms, grouping players accordingly. This shows how the principle of similarity operates in everyday observations and categorizations, much like Jimmy's classification of cardinals by their color.
Describe an experiment you could do to see if an earthworm prefers acidic or alkaline soil
To determine an earthworm's preference for acidic or alkaline soil, conduct an experiment by placing earthworms in different soil samples with varying pH levels and observe their behavior.
Explanation:An experiment to determine if an earthworm prefers acidic or alkaline soil can be done by following these steps:
Prepare different soil samples with varying pH levels, ranging from acidic to alkaline.Place one earthworm in each soil sample and observe their behavior.Record any signs of preference, such as the earthworms staying in one soil sample for longer periods or exhibiting increased activity in a particular soil sample.Repeat the experiment multiple times to ensure accuracy and consistency of results.Analyze the data collected to determine if there is a correlation between the earthworms' preference and the pH level of the soil.Place earthworms in a container divided into acidic and alkaline soil sections, and observe their positions over time. Record whether more earthworms move towards the acidic or alkaline soil to determine their preference.
To determine if an earthworm prefers acidic or alkaline soil, you can perform a simple choice experiment:
1. Prepare Soil Samples: Collect two soil samples, one acidic (pH 4-5) and one alkaline (pH 8-9). You can adjust the pH using safe substances like vinegar (acetic acid) for acidity and baking soda (sodium bicarbonate) for alkalinity.
2. Set Up the Test Environment: In a shallow container, create a divided environment with one half containing acidic soil and the other half containing alkaline soil. Ensure the soils meet in the middle without mixing.
3. Introduce the Earthworms: Place several earthworms in the middle of the container where the two soils meet.
4. Observe and Record: Over a period of several hours to a few days, observe and record the position of the earthworms. Note any preference for either the acidic or alkaline soil.
In a science lab students are required to find the specific heat of a sample of iron when it has a mass of 343g and the inital temp of the iron is 89.6°C and the final temp was 10.0°C. It released 12,259 J of heat as it cooled. PLEASE use the data table to decide if the students lab was a success and gave an accurate specific heat. Must show all work, have correct sig figs, and include correct units.
Answer:
The answer to your question is Yes, the substance is Iron
Explanation:
I attached the answer because it says that I am including bad words or links.
When individuals of the same species are reproductively isolated, genetic differences may accumulate in sufficient number so that new species could emerge. What would such an event be an example of:__________
Answer:
macroevolution
Explanation:
Macroevolution occurs due to the genetic differences accumulates in the population of the same species which gets reproductively isolated from the older population and got different environments and resources to live.
Macroevolution leads to the creation of a new species over a long period of time because of the genetic difference that occurs due to mutation in the gene in the population who got reproductively isolated. So the new species evolved from the macroevolution.
Suppose an experimenter becomes proficient with a technique that allows her to move DNA sequences wil prokaryotic genome.If she moves the promoter for the lac operon to the region between the beta galactosidase (lacz) gene and the permease (lacy) gene, which of the following would be likely? A) RNA polymerase will no longer transcribe permease. B) The cell will continue to metabolize but more slowly. C) The operon will no longer be inducible. D) Beta galactosidase will not be produced. E) The three genes will be expressed normally.
Answer:
D
Explanation:
In the absence of lactose, the lac repressor binds tightly to the operator, which in turn inhibits transcription by RNA polymerase. However, when lactose is present beta-galactosidase will not be produced. So since the promoter( the binding site) is still present making lactose present in a new site, then it will obstruct the production of beta-galactosidase.
Which kingdom of living things consists entirely of multi-celled
Complete Question:
Which Kingdom of living things consists entirely of multi-celled, heterotrophic organisms?
A) Animal
B) Fungi
C) Plant
D) Protist
Correct Option:
Animal Kingdom of living things consists entirely of multi-celled, heterotrophic organisms.
Option: A
Explanation:
The system of scientific classification in biological science is categorized into seven main groups: kingdom > phylum > class > order > family > genus > species. Here the kingdom is the largest group while smallest is the species. The term phylum is being used in the Kingdom of Animals, and is the second largest group.
The Kingdom of Animals is made up of multi-cellular, heterotrophic species which feed on other entities to survive. Some of the animal properties in this kingdom are able to establish, function independently, and reproduce during their existence.
Receptor cells are most responsive to changes in stimulation, constant stimulation is not effective in producing a sustained reaction. This explains why we can misplace our sunglasses that are sitting on top of our head. What is the reason for this?
Answer:
Sensory nerve receptors are not able to send out messages to the brain indefinitely.
Explanation:
Receptors can be defined as protein molecules that are located inside the target cell or on its surface that receive a chemical signal. Chemical signals are released by signaling cells in the form of little, usually volatile or soluble molecules known as ligands. A ligand is a molecule that binds another specific molecule, in some cases, transporting a signal in the process. Ligands can therefore be described as signaling molecules. Ligands and receptors exist in several forms; however, a specific ligand will have a specific receptor that typically binds with only that ligand.
The loss of sun glasses on top of our head is due to the fact that the sensory nerve receptors are not able to send out messages to the brain indefinitely.
What mainly determines whether a molecule will be transported via endocytosis/exocytosis or via passive transport?
Answer:
The size of the molecule
Explanation:
Some small molecules can be transported into pur out of the cell by passive transport. Passive transport is a mechanism of transport that does not require energy, instead relying on diffusion of molecules from a high concentration of that molecule to a lower concentration of that molecule (i.e. down a concentration gradient)
Molecules that can participate in passive transport include small, uncharged molecules that can cross the phospholipid bilayer of the cell membrane such as water, carbox, dioxide and oxygen.
In contrast, endocytosis/exocytosis are types of active transport that require energy. Substances that cannot freely cross the membrane due to their size are transported into/out of the cell via a vesicle system. Endocytosis involves the cell membrane engulfing the particle to bring it into the cell, exocytosis is the reverse, where vesicular transport allows large molecules to leave the cell.
Substances that undergo endocytosis/exocytosis include cell debris, complex proteins, large macromolecules and waste material
When first used in medicine in the 1940s, penicillin was uniformly effective in killing the bacterium Staphylococcus aureus. Today, ____________________ has led to an increase in antibiotic-resistant alleles, and humans are increasingly at risk from untreatable Staphylococcus aureus infections.
Answer:
When first used in medicine in the 1940s, penicillin was uniformly effective in killing the bacterium Staphylococcus aureus. Today, the Darwinian selection has led to an increase in antibiotic-resistant alleles, and humans are increasingly at risk from untreatable Staphylococcus aureus infections.
Explanation:
Those bacterias which were affected by the penicillin were filtered off from the environment since the offspring of those susceptible bacterias were decrease by time until total extinction.
But by the natural mutation of bacterias, some bacterias can originate a offspring of bacterias which were capable of resist the action of an antibiotic. Those genes could also be carried out by a plasmid conjugation creating new colonies which are resistant to the penicillin.
The cell wall is tough, flexible and fairly rigid layer that surrounds some types of cells. It is located outside the cell membrane and provides cells with structural support and protection. All BUT ONE type of organism has cells with cell walls. That is an:_______.
A. Plant
B. Bacteria
C. Animal
D. Fungus
Answer: Option C) Animal
The cell wall is tough, flexible and fairly rigid layer that surrounds some types of cells. It is located outside the cell membrane and provides cells with structural support and protection. All BUT ONE type of organism has cells with cell walls. That is an animal
Explanation:
One distinguishing feature of animal cells compared to other living cells is the absence of cell wall.
However, the animal cell possess a cell membrane, with which it regulates substances entering or leaving the cell, and also provide protection and mechanical support for the cell against foreign invaders such as pathogens.
The area at the back of the left temporal lobe that is crucial in the ability to listen, process, and understand what others are saying is ________ area.
Answer: The auditory cortex
Explanation:
The temporal lobe is primarily involved auditory perception which includes hearing, processing and understanding. The temporal lobe houses the primary auditory cortex.
The primary auditory cortex collects sensory information from the ears and other secondary areas, it processes the information into meaningful terms such as speech and words.
The fish Astyanax mexicanus has populations in surface lakes and in caves. Cave populations lose their eyes through degeneration and are unpigmented, while surface populations have normal eyes and pigment. The two groups can form hybrids when mated in the laboratory, but rarely interact in the wild. This is an example of a species currently undergoing hybridization.
A: hybridization.
B: immigration.
C: allopatric speciation.
D: sympatric speciation.
Answer:
Option C. allopatric speciation.
Explanation:
Allopatric speciation is a takes place when a population is isolated geographically for example as they are in wild, the fish astyanax mexicanus's two distinguished population of cave and lakes mate rarely. In laboratory they are capable of mating and form hybrid as mentioned in question.
It is occurs in same species due to geographic isolation that prevent the interference in the gene flow of one population to other.
Thus, the correct answer is: option C.
Denmark and Sweden are liberal welfare states that are considered sexually progressive. Compare and contrast their policies related to the sexuality of individuals with disabilities.
Answer:
In Denmark and Sweden, sexual assistance for people with disabilities is a social service and is paid with public money by the State.
Explanation:
Sexual assistance for people with disabilities in Denmark or Sweden is a right, despite the opposition of some sectors of society, the State predestines public resources for sexual health of people with disabilities, who can use the services of prostitutes, and others, considering a health system. This service is a demand for these people, since they were not usually taken into account as sexually active, and their main focus was on their basic needs.
Final answer:
Sweden and Denmark are known for liberal welfare and sexual freedom, with mandatory sex education and low rates of sexual health issues. Both countries prioritize egalitarian ideals, likely providing inclusive and respectful policies towards the sexuality of individuals with disabilities.
Explanation:
Comparison of Sexuality Policies in Denmark and Sweden
Both Denmark and Sweden share a reputation for being sexually progressive liberal welfare states, with extensive social services for their citizens. These Nordic countries are known for their egalitarian ideals which extend to matters of sexuality, including the sexuality of individuals with disabilities. In terms of policies related to the sexuality of individuals with disabilities, it is important to note that while extensive information on specific policies is not provided here, these nations typically ensure civil rights and support for all citizens, suggesting a progressive approach to sexual rights and education.
Sweden, in particular, is noted for its liberal attitudes toward sex, with minimal regulations on sexual images in media and mandatory sex education starting from a young age. This has contributed to low rates of teen pregnancy and sexually transmitted diseases. Denmark also follows a similar progressive path, emphasizing the social welfare of its citizens. Issues of sexuality, including that of individuals with disabilities, are likely approached with a focus on dignity, equality, and inclusiveness. However, actual policies and programs in place for supporting the sexual rights and health of individuals with disabilities would require more specific analysis of each country's legislation and social programs.
Overall, these societies with their concern for the common welfare are known for high human rights standards and social concerns, implying affirmative stances on issues concerning sexuality for all citizens, including those with disabilities.
A human red blood cell in an artery of the left arm is on its way to deliver oxygen to a cell in the thumb. To travel from the artery to the thumb and then back to the left ventricle, this red blood cell must pass through _____. A human red blood cell in an artery of the left arm is on its way to deliver oxygen to a cell in the thumb. To travel from the artery to the thumb and then back to the left ventricle, this red blood cell must pass through _____. two capillary beds four capillary beds one capillary bed three capillary beds
Answer:
A human red blood cell in an artery of the left arm is on its way to deliver oxygen to a cell in the thumb. To travel from the artery to the thumb and then back to the left ventricle, this red blood cell must pass through two capillary beds.
Explanation:
Capillary beds are the netwrok of capillaries present in all tissues of body. They are the sites of diffusion and exchange of material within the body (oxygen, CO2 , glucose etc)
As the humad red blood cell travels from the artery of left arm to thumb, it passes through one capillary -bed as it has to supply oxygen to a cell in thumb and as it moves through the artery back to the left ventricle, it again pass through another capillray-bed.
Hence the Red blood cell will pass through two capillary beds.
The materials cycled through ecosystems during the nitrogen cycle and the carbon cycle A. Remain at constant levels, although the form and location of the materials can change. B. Decrease steadily until more of the materials are added from outside systems. C. Increase or decrease based on the number of producers in the ecosystem. D. Remain at constant levels and cannot change form or location within the ecosystem.
Answer:
The answer is A.
Explanation:
The carbon and nitrogen cycles can be broken down into the following steps. The nitrogen can be found in the soil, in the air, in plants and animals. It is transferred to a different body when a plant or an animal is eaten. Then the digestion happens and the nitrogen goes back to the soil, or water. Through this process the cycle is completed. Carbon cycle can follow the same path. These cycles also include the breathing of all organisms and the decomposition of all organisms and even rocks etc.
So the answer is A.
I hope this answer helps.
Answer:
A. Remain at constant levels, although the form and location of the materials can change.
Explanation:
The type of hypersensitivity reaction that is mediated by IgG or IgM antibodies directed against target antigens on specific host cell surfaces or tissues is also known as which type of hypersensitivity reaction?
Answer:
Type II Hypersensitivity
Explanation:
Hypersensitivity reactions are exaggerated immune responses that are detrimental to the host and Type II Hypersensitivity is also known as antibody-mediated hypersensitivity.
This type of hypersensitivity reaction involves humoral immunity and it occurs when IgM or IgG antibodies bind to cell surface antigens which lead to complement activation or IgG/FcγR interaction.
Clinical manifestations of Type II hypersensitivity responses include trans- fusion reactions, hemolytic disease of the newborn, autoimmune reactions to cellular antigens or tissues and hyperacute rejection of transplanted tissue.
If you were studying the effects of climate change on the geographic ranges of species living in the mountains and your climate records showed that mean temperatures were increasing, which species would you be MOST concerned about from a conservation standpoint?
-a species that is a habitat generalist and lives at low elevations
-a species that is a habitat specialist and lives at the highest elevations
-a species that is a habitat specialist and lives at low elevations
-a species that is a habitat generalist and lives at middle elevations
-a species that is a habitat specialist and lives at middle elevations
A species that is habitat specialist and lives at the highest elevation.
Explanation:
An ecosystem consist of plants, animals as well as micro-organisms but due to climate change the plants as well as animals are in danger . The case that has been provided in the question where due to climate change the temperature rises as a result the species living at the highest elevation are in problem .
Due to rise in temperature the snow is melting and the sea water level is rising. The animals and plants adapt themselves according to the climate where they are residing but suddenly if climatic change take place they will be unable to survive.
The animals which are mostly affected due to climatic change are snow leopard, polar bear, giant panda.
The interaction between the biotic and the abiotic components of an environment is called an ecosystem.
The correct option of the following is B.
The arrangement of the living material and the non-living material altogether is called an ecosystem, the abiotic and non-living materials are wind, water, gases, and etc.
The earth the different levels depending on the longitude and the latitude. Climate change is due to the increase in the amount of CO2 in the atmosphere.
The availability of the gases is very less in the highest elevation due to an increase in pressure. Therefore, climate change due to increases in Co2 will impact the highest elevation location.
Hence, the correct option is B that is - a species that is a habitat specialist and lives at the highest elevations.
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Theo is a gardener tending to his plants. He makes sure to apply an organic insecticide to all of his plants except his coffee plants. Why does Theo skip his coffee plants
Answer:
Coffee contains a natural insecticide known as xanthines.
Explanation:
Coffee contains xanthines, a purine base chemical that functions as a drug precursor in some medications and as an ingredient in the manufacture of pesticide.
Xanthines can be also be found naturally in other substances such as theobromine and theophylline.
Hence, Theo must have skipped his coffee during the application of organic insecticide to his plants due to the fact that coffee contains a substance that can naturally act as an insecticide.
A spaceship approaches the earth with a speed 0.50c. A passenger in the spaceship measures his heartbeat as 70 beats per minute. What is his heartbeat rate according to an observer that is at rest relative to the earth
Answer:
61 bpm
Explanation:
By applying the relativistic Doppler Effect;
[tex]f= f_o} \sqrt{1-\frac{v^2}{c}[/tex]
where;
frequency (f) = the heartbeat rate according to an observer that is at rest relative to the earth
[tex]f_o[/tex] = initial frequency of the heart beat = 70 beats per minutes (70 bpm)
v = speed of the spacecraft = 0.50 c
c = speed of the light
Replacing our values in the above equation; we have:
[tex]f= 70} \sqrt{1-\frac{0.5c^2}{c}[/tex]
[tex]f= 70bpm} \sqrt{1-{0.5^2}[/tex]
f = 60.62 bpm
f ≅ 61 bpm
The question is about Einstein's theory of relativity and time dilation. The apparent heartrate of an astronaut moving relative to the earth at a speed of 0.50c will appear slower from earth due to time dilation. We can calculate the dilated heartrate using the time dilation formula in special relativity.
Explanation:This question relates to Einstein's theory of relativity, specifically time dilation, which refers to the idea that time passes at different rates for different observers depending on their relative velocities and the influence of gravity.
Here, the spaceship is moving at speed, 0.50c (where c is the speed of light), relative to the earth. The astronaut's heartrate is measured to be 70 beats per minute from his perspective. According to the theory of relativity, the astronaut's clock would appear to tick slower when viewed by an earthbound observer due to time dilation.
To find the apparent heartrate as observed from earth, we use the time dilation formula in special relativity: t' = t / sqrt(1 - v^2/c^2), where t is the proper time (time measured by the astronaut), v is the relative velocity (0.50c in this case), and c is the speed of light. Plugging in the values and solving will give the dilated heartrate as observed from the earth.
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Based on this incomplete information, calculate the probability that if this couple has a child, the child will have sickle-cell disease. Express your answer as a fraction using the slash symbol and no spaces (for example, 1/16).
The probability that their child will have sickle-cell disease is 1/4.
Why is this correct?
Karen and Steve both have a sibling affected by sickle-cell disease. Despite neither Karen nor Steve, nor their parents, showing signs of the disease, none of them have undergone testing to confirm if they carry the sickle-cell trait.
Given this limited information, let's ascertain the probability that their child might inherit sickle-cell disease. This hereditary condition follows a recessive pattern, manifesting only if both parents carry the sickle-cell trait.
In light of their siblings' condition, it's deduced that each of their parents likely carries the sickle-cell trait. Assessing whether Karen and Steve carry the trait provides insight into the likelihood of their child inheriting the disease.
Employing a Punnett square to outline genetic possibilities:
S = Sickle-cell allele
N = Normal allele
Karen's Possible Gametes: S or N
Steve's Possible Gametes: S or N
Potential genetic combinations:
| S | N |
---------------------
S | SS | SN |
---------------------
N | SN | NN |
---------------------
For their child to develop sickle-cell disease (SS), both Karen and Steve must carry the sickle-cell trait (SN) and pass on the sickle-cell allele (S). This particular outcome arises in 1 out of 4 possibilities (SN).
Consequently, the probability that their child will have sickle-cell disease is 1/4.
Complete question:
Karen and Steve each have a sibling with sickle-cell disease. Neither Karen nor Steve nor any of their parents have the disease, and none of them have been tested to see if they have the sickle-cell trait.Based on this incomplete information, calculate the probability that if this couple has a child, the child will have sickle-cell disease. Express your answer as a fraction using the slash symbol and no spaces (for example, 1/16).
The pedigree chart below shows the inheritance of a genetic disorder in three generations of one species of insect. Shaded shapes represent individuals that have the disorder.
Which mates are least likely to produce offspring that have the disorder?
A) male 1 and female 2
B.) male 3 and female 4
C.) male 5 and female 6
D.) male 9 and female 10
It will help so much if you could answer! I love you!!
Answer: C.) male 5 and female 6
Explanation: A pedigree chart represents the inheritance of a specific trait or traits along generations. In the representation, squares are male and circles are female.
The question asks for least likely to have offspring with the disorder. Analysing the chart, it is observed that male 1 and female 2 have offsprings with shaded shapes: individuals 3, 7 and 10, so their probability of having children with the disorder is not small. It's 3 in 5.
Male 3 and female 4 also have an offspring with a genetic disease, so ti's not this couple.
Male 9 and female 10 have 2 offspring with the disorder. So their probability is not so low.
Male 5 and female 6 are the only couple without an offspring with the trait. So, their chance of having an offspring having the disorder is the least.
In conclusion, couple 5 and 6 have the least probability of having an offspring with the genetic disorder.
Answer:
C. Male 5 & female 6
Explanation:
Edge. 2022 ^
A cornish game hen is really the young of what sort of bird
Answer:
Broiler Chicken
Explanation:
They are produced from a cross between the Cornish and White Plymouth Rock chicken breeds
A sexually reproducing animal has two unlinked genes, one for head shape (H) and one for tail length (T). Its genotype is HhTt. Which of the following genotypes is possible in a gamete from this organism?
A) tt
B) Hh
C) HhTt
D) T
E) HT
Answer:
The Answer would be E) HT I believe
Explanation:
Clonal selection identifies a __ lymphocyte that needs to be cloned for production of a specific antibody.
Answer:
Clonal selection identifies B lymphocytes