9th Grade Biology

Front

What is an enzyme?

Back

A protein that acts as a catalyst to speed up chemical reactions in the body.

Front

What is the active site of an enzyme?

Back

The region on the enzyme where the substrate binds.

Front

What is the basic unit of life?

Back

The cell.

Front

What are lipids?

Back

A group of organic compounds that are insoluble in water and include fats, oils, and waxes.

Front

What is the function of lipids in the body?

Back

They store long-term energy, provide insulation, and make up cell membranes.

Front

What is DNA?

Back

Deoxyribonucleic acid, the molecule that carries genetic information.

Front

Where is DNA located in a cell?

Back

In the nucleus.

Front

What is the process of evolution?

Back

The change in the heritable characteristics of biological populations over successive generations.

Front

Who is known for the theory of evolution by natural selection?

Back

Charles Darwin.

Front

What is a species?

Back

A group of organisms that can interbreed and produce fertile offspring.