Atheory's certainty is a law. a. less than b. the same c. more than d. none of the above

In what for do plants utilize nitrogen? why do they need nitrogen?

Give two examples of what would occur if one of the pairs did not match or had an extra chromosomes. explain how this might occur, and if it would be dangerous to the individual. fast.

The human body needs energy in order to carry out life processes such as breathing. where does the body get this energy? a. from eating food b. from learning about new things c. from lying in the sun d. from sleeping