25 points!
which of the following organisms can have all of the energy it uses to move, grow, and survive traced back to radiant energy from the sun?

a tree

a human

a flower

a bacterium

a fish

Which would prevent a plant from growing

Which of the following is a true statement? a. individuals evolve to have adaptations. b. individuals have adaptations that can change over time. c. individuals have traits that may or may not make them successful at reproduction. d. populations cant evolve, only individual organisms.

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