Cell Membrane

Front

What is the main component of the plasma membrane?

Back

Lipid

Front

Define plasma membrane.

Back

Flexible boundary of a cell that separates a cell from its surroundings.

Front

What does it mean that the cell membrane is selectively permeable?

Back

Certain things can enter while others cannot.

Front

True or False: Regulating what enters and leaves the cell helps the cell maintain homeostasis.

Back

True

Front

What best describes the cell membrane?

Back

The protective outer layer that controls what enters and leaves the cell.

Front

What are the two main types of molecules that make up the cell membrane?

Back

Lipids and proteins.

Front

What role do proteins play in the cell membrane?

Back

They assist in transporting substances across the membrane and act as receptors.

Front

What is the fluid mosaic model?

Back

A model that describes the structure of the cell membrane as a mosaic of various components that move fluidly.

Front

What is the function of cholesterol in the cell membrane?

Back

It helps to stabilize the membrane's fluidity.

Front

What is the difference between passive and active transport?

Back

Passive transport does not require energy, while active transport does.