Answer Happy

Question 10 2.5 pts Imagine a hypothetical situation where different populations of fruit flies breed on different host plants. Matings between individuals from these populations produce hybrids, but they display intermediate behaviors that prevent them from successfully colonizing either host plant. This is an example of: O(a) Intrinsic postzygotic isolation O(b) Haldane's rule O (c) Extrinsic postzygotic isolation (d) Extrinsic prezygotic isolation (e) Prezygotic isolation
Which of the following statements is central to Muller's ratchet hypothesis? a. Recombination separates deleterious mutations from beneficial mutations in asexuals O b. Beneficial alleles are brought together more rapidly in sexual populations O c. Sexual populations have a reduction in genetic diversity due to the presence of males Od. Asexual populations accumulate deleterious mutations
Researchers studied a species of bird that does not have long head feathers. In an experiment, they glued long feathers to the head of males. They found that females preferred to mate with males with glued head feathers compared to control males. This study is relevant to which hypothesis? O (a) the good genes hypothesis (b) the sensory exploitation hypothesis (c) the sexy sons hypothesis (d) intrasexual selection