Cell Membrane

Front

Something is ___________ ____________ when some molecules can cross the membrane while others cannot.

Back

Selectively Permeable

Front

The function of the cell membrane is....

Back

to regulate what enters and leaves the cell.

Front

Which type of movement has channels that help large molecules move through the cell membrane?

Back

Facilitated diffusion

Front

In passive transport, the concentration gradient goes from..

Back

High to low

Front

What does 'bilayer' mean?

Back

two layers

Front

What is the primary structure of the cell membrane?

Back

Phospholipid bilayer

Front

What role do proteins play in the cell membrane?

Back

They assist in transport and communication across the membrane.

Front

What is the difference between active transport and passive transport?

Back

Active transport requires energy; passive transport does not.

Front

What is osmosis?

Back

The movement of water across a selectively permeable membrane.

Front

What is the significance of cholesterol in the cell membrane?

Back

It helps to maintain fluidity and stability of the membrane.