Describe an environmental factor that could influence natural selection and increase genetic
diversity. Pick a specific example to illustrate your
point.

desert perennials often survive by remaining dormant during dry periods of the year, then springing to life when water becomes available. most annual desert plants germinate only after heavy seasonal rain, then complete their reproductive cycle very quickly.

i think the answer is b.

meiosis is the first to occur after the nuclei of opposite of opposite mating types fuse