The loss of habitat in a forest region has caused some plant species to become extend while other survive the process by which something meant to be he survive another node in a changing environment is best explained by a- natural selection b- law of segregation c- biological magnification d- alternation of generations

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.

multiple allele inheritance is traits controlled by more than 2 alleles (ex: pigeons having 3 alleles of one gene govern their feather color).   so the answer is a.