cell transport cell membrane review 2021

Front

What is the state called when both inside and outside of a cell have the same amount of water?

Back

Equilibrium

Front

What biomolecule is primarily responsible for facilitating transport across the cell membrane?

Back

Protein

Front

What do the purple regions in a cell membrane model typically represent?

Back

Proteins

Front

What model describes the arrangement of the cell membrane as bendable and made of many parts?

Back

The Fluid Mosaic Model

Front

Does active transport require energy?

Back

True

Front

What is the primary function of the cell membrane?

Back

To regulate what enters and exits the cell.

Front

What are the two main types of transport across the cell membrane?

Back

Passive transport and active transport.

Front

What is osmosis?

Back

The diffusion of water across a selectively permeable membrane.

Front

What is diffusion?

Back

The movement of molecules from an area of higher concentration to an area of lower concentration.

Front

What role do lipids play in the cell membrane?

Back

They form the bilayer that makes up the cell membrane.