how would the phenomenon ofcrossing over affect the results? In other words, would the probability of a gamete inheriting only paternal chromosomes behigher or lower? Explain your answer.

Q: In which circumstance would the two alleles at a locus be the same in all circumstances?  In all the…

A: Organisms contain many genes. There are alternative forms present of a gene, which is known as…

Q: Explain the difference between epistasis and dominance. How many loci are involved in each case?

A: The structural and functional unit of inheritance is the gene. These are composed of DNA and act as…

Q: Give your explanation how novel phenotypes can arise. What is a role of codominance or incomplete…

A: MONOHYBRID CROSS: It is a cross between any characteristic of male and female. DIHYBRID CROSS: It is…

Q: Assume performing only one cross, which produced 274 flies, which consisted of 193 wild-type flies…

A: In fruit flies, red eye is dominant over the white eye. Eye colour is a sex-linked trait in fruit…

Q: According to Figure 3, what is the probability that the individual #12 in generation III will show…

A: The trait is autosomal recessive in the pedigree.  Recessive: There are found skipping of trait…

Q: at two genes are linked? Describe with an example what would you expect from two linked genes…

A: Genetics is defined as the field of biology that mainly deals with the study of genes, their…

Q: If the likelihood of a single crossover in a particular chromosomalregion is 10%, what is the…

A: The exchange of genetic material between non sister chromatids of two homologous chromosomes during…

Q: What phenotypic ratio would you expect from a dihybrid cross (CcDd x CcDd) with the genes exhibiting…

A: Independent assortment is law which states that alleles of two independent allele assorts…

Q: Assume that genes A and B are on the same chromosome and are 50 map units apart. An animal…

A: According to the concept of genetic linkage, when genes are far apart or on the different…

Q: How can Mendel's postulates of segregation and independent assortment be explained by meiosis?

A: Mandal in 1900 gave the concepts about the laws of genetics. His two laws were- the law of…

Q: How linkage and crossing over is inter-related explain with suitable examples.

A: Genetic linkage is a tendency of the DNA sequences or genes to get linked with each other in a…

Q: Why are specific alleles of two distant genes more likely to show recombination than those of two…

A: Recombination is a phenomenon that is seen during meiosis crossing over. Recombination is the main…

Q: which situation does the law independent assortment not apply? Group of answer choices A. loci on…

A: According to the concept of independent assortment, "different genes and alleles are separately…

Q: Why is there a difference in the proportionate number of plants in each phenotypic class of the…

A: During gamete formation, different types of gametes segregate independently from each other. Here,…

Q: You observe a very large pairing loop at meiosis. Is it more likely to be from a heterozygous…

A: The cell is the fundamental underlying, useful, and natural unit of every known life form. Cells are…

Q: In a breed of cattle, rough coat is dominant over smooth, and black coat is codominant to red. What…

A: Genes are the specific codes of these amino acids which produces a protein and alleles is the…

Q: How can the order of three linked genes (A, B, and C) on the same chromosome be determined?

A:

Q: Why is a testcross unnecessary to determine whether a snapdragon with red flowers is homozygous or…

A: A test cross is defined as an experimental cross where one of the organisms has a recessive…

Q: Use the rules of probability to answer the following question: in a cross between homozygous pea…

A: Rule Of probability explain the outcome of probability after the individual genes crosses.

Q: In a three-point testcross such as this one, why aren’t the F1 and the tester considered to be…

A: The three-point test cross is used to determine the three genes in loci of a genome organism. The…

Q: Suppose a design problem was coded with 5 genes on a single chromosome, and single-point crossover…

A: During cell division, the genetic material of the cells stored in the chromosomes aligns together.…

Q: Two true breeding pea plants-one with yellow round seeds (YYRR) and the other with green wrinkled…

A: A dihybrid cross is one that takes into account two characters. When the parental generation is…

Q: In corn, purple kernels (P) are dominant over yellow kernels (p) and starchy kernels (Su) are…

A: A chi-squared test, also written as χ2 test, is a statistical hypothesis test that is valid to…

Q: If the heterozygous tall pea plant is crossed with a short pea plant, what are the possible…

A: Note: As per the guidelines, the first 3 MCQs are answered, please repost the rest question to get…

Q: Consider the genetic map below. (a) In a total of 1000 observed progeny, how many would be expected…

A: Given: total of 1000 observed progeny. Genetic map: A-----10cM----B--2.5cM--C Percent recombination…

Q: How linkage and crossing over is inter related explain with suitable example

A: Genetic linkage is defined as the tendency of genes to stay together in a chromosome and are called…

Q: For a certain chromosomal region, the mean number ofcrossovers at meiosis is calculated to be two…

A: For a certain chromosomal region, the mean number ofcrossovers at meiosis is calculated to be two…

Q: How can we solve for a X-linked trait gene problem? . If a heterozygous parent (AB/ab) is…

A: In living organisms, the differences in the specific traits are due to the presence of two versions…

Q: How many different kind of gametes could each of the parents produced?

A: Mendel did many of cross-breeding experiments. His key finding was that there were 3 times as many…

Q: Which of the following chromosome pairs would contain all of the same genes (not necessarily at the…

A: A chromosome is a long DNA molecule that comprises part or all of an organism's genetic material.…

Q: Assuming independent assortment for all gene pairs, what is the probability that a parent with the…

A: Given:  Genotype of the parent - AABbCc. Considering the genes separately, Probability that the…

Q: Explain why a 50 percent recovery of single-crossover products is the upper limit, even when…

A: Genetics is a branch of biology that deals with genes, heredity, and variation. Heredity purely…

Q: In a breed of cattle, rough coat is dominant over smooth coat and black coat is codominant to red.…

A: Genes are the specific codes of these amino acids which produces a protein and alleles is the…

Q: In this pedigree, which parent-child pair allows you to reject the hypothesis of dominant X-linked…

A: Sex-linked dominant: In this type the gene or condition is dominant type which means expressed in…

Q: Why is the frequency of recombinant gametes always half the frequency of crossing over?

A: Crossing over is the way in which exchange of genes between two chromosomes, lead to non-identical…

Q: Which of Mendel's postulates can only be demonstrated in crosses involving at least two pairs of…

A: Mendel worked on the pea plants and gave three basic laws of heredity: Law of dominance Law of…

Q: Explain, with the aid of a drawing, how a dicentric bridge is produced when crossing over takes…

A: Chromosome is a compact structure of a DNA molecule wrapped around some proteins. It is generally…

Q: A long haired, long-tailed Guinea pig was crossed with one that had short hair and a short tail.…

A: The alleles are the alternative forms of a gene that are located on the same locus of a homologous…

Q: Can we tell what Dudleys second allele is? Why or why not?

A: Lets take 2 genes for the easy expressing magical ability. First trait for magic Dominant Trait -…

Q: Explain why the percentage of recombinant offspring in a testcrossis a more accurate measure of map…

A: Gene is a functional unit of heredity. A gene is a sequence of nucleotides in genome that codes for…

Q: For the mating AaBBDdGg x AabbDdGG assuming that all of the genes assort independently, what…

A: Heterozygous  Heterozygous is the organism that contains both copy of gene e.i. dominant and…

Q: The fruit fly Drosophila melanogaster (left) has four pairs of chromosomes, whereas the house fly…

A: Drosophila melanogaster or fruit fly is considered as the model organism for genetic studies. It has…

Q: Incomplete dominance and epistasis are both terms thatdefine genetic relationships. What is the most…

A: Genes come in pairs and are responsible for the inheritance and expression of the associated…

Q: Explain the rationale behind a testcross. Is it necessary for one ofthe parents to be homozygous…

A: Genetics is the study of inheritance of characters which is the heredity and the variation of the…

Q: The fruit fly Drosophila melanogaster has four pairs of chromosomes, whereas the house fly Musca…

A: In the plant and animal cells, inside the nucleus are found thread-like structures that are referred…

Q: A diploid species with 44 chromosomes (i.e., 22 per set) is crossedto another diploid species with…

A: Genetics is the branch of biology that deals with the study of genome of an organism and its gene…

Q: According to Figure 3, what is the probability that individual #17 in generation III will show the…

A: The trait is autosomal recessive in nature. Because of following reason: The trait skips from one…

Q: Can you explain a genetic map with the three point testcross

A: A genetic map is a special kind of chromosome map that depicts the relative positions of genes and…

Q: Why is a 50 percent recovery of single-crossover products theupper limit, even when crossing over…

A: The exchange of genetic material that happens in the germline is referred to as crossing over.…

Mitochondrial Mutations

A mitochondrion is a cellular organelle that serves as the site for cellular respiration and energy production (ATP or Adenosine Triphosphate). It is a double-membrane-bound organelle and is only present in eukaryotic cells.