Answer: require light energy and water, and the L-IND reactions require ATP, NADPH and CO2.
Explanation:
I honestly think it is D. Impulses.
Answer:Fossils are all throughout different rock layers. The oldest fossils are on top and the newest are at the bottom.
Explanation: there is a rich fossil record that shows the evolutionary transitions from horse ancestors to modern horses that document intermediate forms and a gradual adaptation o changing ecosystems.
