Vinblastine is a drug that interferes with the assembly of microtubules. It is widely used for chemotherapy in treating cancer patients whose cancer cells are actively dividing to form tumors. Suggest a hypothesis to explain how vinblastine slows tumor growth.
Assuming that albinism is under the control of a single gene pair and inherited as an autosomal recessive trait, could two albino individuals ever produce any offspring with normal pigmentation?
Discuss some examples of when the environment influences the expression of genes.