Provide an ultimate and proximate cause explanation for altruism. Be sure to use the following terms in your stimuli, evolution, kin selection

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.

they kick it to the curb.

explanation:

that current was nasty.