Bio 110 Exam 3: Questions & Answers: Latest Updated A+ Score Guide

Which of the following statements about independent assortment and segregation is correct? a) The law of segregation is accounted for by anaphase of mitosis. b) The law of segregation requires describing two or more genes relative to one another. c) The law of independent assortment requires describing two or more genes relative to one another. d) The law of independent assortment is accounted for by observations of prophase I. (Ans- c) The law of independent assortment requires describing two or more genes relative to one another. Skin color in a certain species of fish is inherited via a single gene with four different alleles. How many different types of gametes would be possible in this system? a) 8 b) 4 c) 2 d) 16 (Ans- b) 4Height in humans generally shows a normal (bell-shaped) distribution. What type of inheritance most likely determines height? a) a combination of complete dominance and environmental factors b) incomplete dominance c) a combination of polygenic inheritance and environmental factors d) a combination of multiple alleles and codominance e) a combination of epistasis and environmental factors (Ans- c) a combination of polygenic inheritance and environmental factors