Which condition is a biotic factor of an aquarium ecosystem?

A) Algae growing on the glass.

B) Gravel on the bottom of the aquarium.

C) Amount of oxygen in the water.

D) Temperature of the water.

What are the characteristics of most fishes?

How do viruses attack a cell

Which of these is a process by which water, carbon dioxide, and energy are formed?

How many types of muscle tissue are there?

A conglomeration is a rock that forms as result of

What are two phases of speciation

Where are red blood cells generated?

Explain why the following statements are incorrect - As long as an organism survives, natural selection will take place

Which are common properties of inorganic substances? Check all that apply. They are solid at room temperature. They are good conductors of electricity. They dissolve in water. They burn readily. They contain carbon.

Why are infections more common with compound fractures than with simple fractures?