On a global basis, which of the following is the largest reservoir of carbon?

What role does differential reproduction play in natural selection? ! a) some organisms have different reproductive success due to nongenetic traits. b) some organisms have traits that them reach reproductive age. c) different methods of reproduction result in some organisms being genetically altered. d) reproduction varies among organisms due to pathogenic factors. the answer is not a or d based on other posts.

Many animals cannot sweat to maintain a stable body temperature. what is one other way animals can cool down?

In which of the following relationships is one organism always benefited while the other organism is always harmed