The primary difficulty is the fact that we do not know all of the organisms that currently exist in the world along with those that existed in the past.
Answer:
Herbivores, Carnivores, Omnivores
plz mark me as brainliest.
I think the answer is the individuals born per unit time.
Ribosomes process proteins that the cells need just like the softball team process the information that the coach give them in order to win.