Please explain the question, need help, thanks!

Which is one example of a phenotypic change that is not genetic

Up to what percentage of the world's flora consisted of cycads during the triassic period? 100% 75% 50% 20%

Which of the following is true of metabolism in its entirety in all organisms? a) metabolism depends on a constant supply of energy from food. b) metabolism uses all of an organism's resources. c) metabolism consists of all the energy transformation reactions in an organism. d) metabolism manages the increase of entropy in an organism.