You are studying a genetically modified mouse that produces electric blue fur, which is not a fur color observed in nature. You notice that females prefer males that have the blue fur when given a choice test for mates. This result supports which of the following models of sexual selection?   a. Sexual selection for indirect benefits   b. Sexual selection for direct benefits   c. Sexual selection for arbitrary traits   d. None of the above

Assuming a population is in Hardy-Weinberg equilibrium, an increase in the frequency of the p(A) allele from 0.6 to 0.9 would result in which of the following outcomes?   a. A decrease in the number of homozygous dominant individuals within the population   b. A decrease in the number of homozygous recessive individuals within the population   c. An increase in the number of homozygous recessive individuals within the population   d. An increase in the number of heterozygotes within the population   e. No change in genotypic frequency within the population

Which species are examples of intrasexual selection? Please select all correct answers. a. Elk b. Elephant seals c. Widowbirds d. Whiptail lizards

A population occupies heterogeneous environments in which the fitness of some genotypes is higher in one environment and the fitness of other individuals is higher in another environment. This situation is likely to result in a. directional selection. b. stabilizing selection. c. disruptive selection. d. balancing selection.