Cell Membrane

Front

Osmosis is the facilitated diffusion of __________ through aquaporins.

Back

water

Front

Describe the movement of molecules in the illustration: Molecules are moving from a higher concentration to a low concentration.

Back

Molecules are moving from a higher concentration to a low concentration.

Front

What is another term for 'selectively permeable'?

Back

semipermeable

Front

Most of the cell membrane is made of...

Back

Lipids

Front

Bacteria are engulfed by

Back

Phagocytosis

Front

What is the primary function of the cell membrane?

Back

To protect the cell and regulate what enters and leaves.

Front

Define 'diffusion'.

Back

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

Front

What role do proteins play in the cell membrane?

Back

They assist in transport and communication across the membrane.

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 endocytosis?

Back

The process by which cells engulf substances from their external environment.