What is the final product of 1 cell that undergoes mitosis? are the offspring identical or genetically different?

Penelope studies how the structure and function of the nervous system is related to behavior. she is a psychologist

Body temperature is tightly regulated in mammals for example when external temperatures drop too much the body of a mammal responds by in order to its core temperature?

In many humans, exposing the skin to sunlight over prolonged periods of time results in the production of more pigment by the skin cells (tanning). this change in skin color provides evidence that -