The total number of species in an area is termed

The presence of lactic acid in the cell of an animals muscle tissue is an indication that the

What occurs during a solar eclipse

Describe a major distinction between most plant cells and animal cells

1. How can you describe the environment in which an organism lives?

The smallest structure that carries out all of the activities for life is?

What is the definition of chemical energy

Define and give three examples of a population

Harmless bacteria are what type of bacteria? Milady chapter 5

Which kind of action is a cause of air pollution? A. Poisons are released into a major river. B. Gasoline is burned by a car engine. C. Trash is dropped in a national wildlife preserve. D. Tuna are fished to extinction.

Which questions can be answered using the scientific process