There are 4000 units of energy available to grass at the first trophic level of an ecosystem. if the grass is eaten by a mouse and the mouse is eaten by an owl, how many units of energy will be left for the bobcat that eventually eats the owl?

How do antiviral drugs work? in your own words.

(drag each tile to the correct location.) categorize each term as something that is typical of a scientific theory, a scientific hypothesis, or both. - a tentative statement used to guide scientific investigations. - makes predictions about future events. - can be tested by many independent researchers. - based on observations of natural phenomena. - a well-established, highly reliable explanation.

Which statement is a physical property? becomes moldy quicklyeasy to digestconducts electricity poorlydoes not burn