Cell Structure & Function Test

Front

What is the function of cilia and flagella in stationary cells?

Back

They move substances along the surface of the cell.

Front

What structures should a student look for when identifying plant cells under a microscope?

Back

Chloroplast and a cell wall.

Front

What is the term for the diffusion of small molecules across a selectively permeable membrane?

Back

Simple diffusion.

Front

Which organelle is known as the "powerhouse" of the cell?

Back

Mitochondria.

Front

What can be concluded about cholesterol based on its behavior in the plasma membrane?

Back

Cholesterol is non-polar.

Front

What is the role of ribosomes in a cell?

Back

Ribosomes are responsible for protein synthesis.

Front

What is osmosis?

Back

The diffusion of water across a selectively permeable membrane.

Front

What is the primary function of the cell membrane?

Back

To protect the cell and regulate what enters and exits.

Front

What is the difference between prokaryotic and eukaryotic cells?

Back

Prokaryotic cells lack a nucleus; eukaryotic cells have a nucleus.

Front

What is the function of vacuoles in plant cells?

Back

Vacuoles store nutrients and waste products.