Use the Following Graphs and Information to Answer Questions 13

Multiple Choice

Use the following graphs and information to answer questions 13, 14, and 15. This figure shows the tail shape developed by three tadpole genotypes (M, N, and O) , when raised in an environment with predators and an environment without predators. In the presence of predators, tadpoles with large tails have high fitness and tadpoles with small tails have low fitness. When predators are not present, tadpoles with large tails have low fitness and tadpoles with small tails have high fitness.

-Which genotype(s) exhibit(s) phenotypic plasticity in response to predators?

A) M only
B) N only
C) O only
D) both M and N
E) both N and O