In the image below, Which letter represents the enzyme:

Which are reasons cells undergo cell division?

In a lab, scientists grew several generations of offspring of a plant using the method shown. what conclusion can you make about the offspring? a. they formed from meiosis and mitosis. b. they have half the number of chromosomes as their parent. c. they have low genetic variability among them. d. they will be able to reproduce only after they grow flowers.

About how many years does it take for one cycle of surface water to become deep water and then surface water again in the oceans? 101001,000