BIOLOGY STAAR REVIEW

Front

What is the function of the cell membrane in all cells?

Back

Maintaining homeostasis.

Front

How can scientists determine relatedness among organisms?

Back

By comparing partial amino acid sequences.

Front

What are the building blocks of lipids?

Back

Fatty acids and glycerol.

Front

What do viruses and living cells have in common?

Back

They both store genetic information.

Front

What does fitness mean in terms of natural selection?

Back

Being able to survive, find a mate, and produce offspring.

Front

What is homeostasis?

Back

The ability of an organism to maintain a stable internal environment.

Front

What are amino acids?

Back

The building blocks of proteins.

Front

What is natural selection?

Back

The process by which organisms better adapted to their environment tend to survive and produce more offspring.

Front

What is the role of chloroplasts?

Back

To conduct photosynthesis in plant cells.

Front

What are the four main types of macromolecules?

Back

Carbohydrates, lipids, proteins, and nucleic acids.