For natural selection to be operating in a population, one of the things that must be present is a particular trait that must be capable of being passed on from parents to offspring. Another word for this is:

meiosis is the correct answer

the atmospheric gas that forms a mild acid when dissolved in water is called carbon dioxide. the correct answer is a. 2.) chemical weathering would cause an inscription on a marble headstone to become harder and harder to read over time.

voluntary muscles are controlled by the cerebellum.