What do all ecosystems have?

A. biotic p21 only

B. abiotic p21 only

C. producers only

D. biotic and abiotic p21

Which organisms would die first in the absence of sunlight?

How do animals get energy from food? A. Molecules from the food react with carbon dioxide and release energy. B. Sound vibrations in the body are used to change food into energy. C. Electrical impulses in the body are used to change food into energy.

What are consequences of having a low cardiac output? how will other body systems be affected?

A homozygous dominant individual will have what type of offspring?

Karie read the following definition of the term scientific method: "the series of steps that scientists use to answer questions and solve problems" Do scientists always follow one fixed scientific method during real life investigation?

How does pollution affect land, air, and water?

Would you expect the other pairs of students in your class to have an offspring similar to yours

Distinguish between monogenic & polygenic inheritance ... ?

What is one of the primary functions of this food in the body? building proteins slering energy providing structure to cell walls carrying genetie information Save and Exit Next Suhmi

Why do power plants release hydrofluorocarbons and other F-gases?