Areproductive barrier that prevents species from mating is an example of reduced hybrid fertility reduced hybrid viability a post-zygotic barrier zygote mortality a pre-zygotic barrier

the answer is yes, they are born/created, then they grow to their limit then produce offspring, then die.

the generally accepted parts of modern cell theory include: all known living things are made up of one or more cells. all living cells arise from pre-existing cells by division. the cell is the fundamental unit of structure and function in all living organisms.