Some organisms consist of a single cell. true or false

How does population distribution reflect a particular region’s economy?

What can happen to solar radiation when it enters earths atmosphere? check all that apply 1)it is absorbed by earth. 2)it is reflected by clouds. 3)it is reflected by glacial ice. 4)it is condensed into visible light. 5) is amplified by water molecules.

Ozone in the upper atmosphere has been depleted by a. sulfur dioxide. b. chlorofluorocarbons. c. carbon dioxide. d. oxygen.