Q1. Even as visiting a friend you notice that she has two male cats. One is a siamese while the other is calico. Explain how black and white pattern on the male siamese cat arises. Q2. If the oceans warm a few degrees, what impacts can you see on the […]

In mice, dwarfism is caused by an X-linked recessive allele, and pink coat is caused by an autosomal dominant allele (coats are normally brownish). If a dwarf female from a pure line is crossed with a pink male from a pure line, what will be the phenotypic ratios in the […]

In biological macromolecules like proteins, the hydrophobic residues tend to clump together in the interior of the folded structure. What is the best explanation for why this occurs?  A.Polar residues tend to bind to water in the cytoplasm as well as to each other. The water and polar residues cannot […]

Q1. Mr. Simpson’s father and Mrs. Simpson’ brother each have the same rare, autosomal recessive disorder. Mr. and Mrs. Simpson are both unaffected. What is the prior probability that both Mr. and Mrs Simpson are carriers if the affected allele? Q2. Tina is consuming 12 mg of iron per day. […]