The earth's carbon cycle consists of the flow, cycling, and recycling of all of the carbon on the earth. every living organism's composition includes the element carbon. how does carbon become part of living organisms?

Science which of the following is an example of a cyclic behavior that is seasonal? i think the answer is d, i just need to double check : ). a. running from predators. b. searching for water. c. hunting at night. d. migrating for warmth. ***

The two main stages of cell division are called

In which ways are mercury and venus similar?