Some animals are primarily asexual in their reproduction, but have the ability to switch to sexual reproduction under certain conditions. What might be the adaptive advantage to an animal that generally reproduces asexually to also be able to reproduce sexually?
Amplexus is a tactic that occurs in most species of frogs. The most likely reason that this tactic has evolved is:
Meiosis occurs in the _____ in female humans and in the _____ in male humans.