Compose an argument for categorizing mountains and polar regions as terrestrial biomes?

Organisms within a population must compete for resources to survive

How do chloroplasts set plants apart from other living things

Food webs - transferring energy and matter from one level to another. here you see four food webs. one or more are incorrect. which food web(s) show the correct sequence of organisms, from start to top level consumer? a) a b) d c) c d) a and d