Biology Midterm Review

Front

What are the building blocks of proteins?

Back

Amino acids are the building blocks of proteins.

Front

What controls what goes in and out of the cell?

Back

The cell membrane controls what goes in and out of the cell.

Front

Why can some insects stand on the surface of water?

Back

Some insects can stand on the surface of water because water is cohesive and adhesive.

Front

What two structures are present in plant cells but NOT in animal cells?

Back

Chloroplasts and cell wall are present in plant cells but not in animal cells.

Front

What regulates most cellular activities?

Back

Most cellular activities are regulated by the action of enzymes.

Front

What is the function of chloroplasts?

Back

Chloroplasts are responsible for photosynthesis in plant cells.

Front

What is the role of the cell membrane?

Back

The cell membrane protects the cell and regulates the movement of substances in and out.

Front

What is cohesion in terms of water?

Back

Cohesion is the property of water that allows it to stick to itself, contributing to surface tension.

Front

What is the difference between prokaryotic and eukaryotic cells?

Back

Prokaryotic cells do not have a nucleus or membrane-bound organelles, while eukaryotic cells do.

Front

What are enzymes?

Back

Enzymes are proteins that act as catalysts to speed up chemical reactions in the body.