Cell Transport

Front

What are two examples of passive transport?

Back

Diffusion and Osmosis

Front

What does 'water fearing' mean?

Back

Hydrophobic

Front

What is the function of the plasma membrane?

Back

To regulate what enters and leaves the cell.

Front

What happens to a cell in a hypotonic solution?

Back

It will swell and perhaps burst (lyse).

Front

What is a protein channel?

Back

A structure that allows specific molecules to pass through the plasma membrane.

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 does 'hydrophilic' mean?

Back

Water loving; substances that can interact with water.

Front

What is facilitated diffusion?

Back

The process of passive transport of molecules across a cell membrane via protein channels.

Front

What is endocytosis?

Back

The process by which cells take in substances by engulfing them.