The earth maintains a constant temperature because the amount of radiation flowing into
flowing out.
o is more than
o equals
o is less than
o does not equal

In what cells is the human genome located?

1. which of the following transport mechanisms utilizes energy? a. osmosis b. diffusion c. facilitated diffusion d. endocytosis

Pl as time goes by and water goes through the water cycle again and again, the amount of water on earth: increases decreases ostays the same goes up and down