Cell Membrane and Transport

Front

Movement of particles from high to low concentration.

Back

Passive Transport

Front

Due to the higher concentration of oxygen in the air than your blood, oxygen goes from the lungs into the red blood cells by...

Back

Diffusion

Front

Structure that controls the cellular traffic of the cell.

Back

Cell Membrane

Front

During osmosis, water moves from...

Back

high to low concentration

Front

Osmosis is the movement of _____ across a membrane.

Back

water

Front

What is the primary function of the cell membrane?

Back

To regulate what enters and exits the cell.

Front

Define diffusion.

Back

The movement of particles from an area of high concentration to an area of low concentration.

Front

What is active transport?

Back

The movement of particles against a concentration gradient, requiring energy.

Front

What is osmosis?

Back

The diffusion of water across a selectively permeable membrane.

Front

What role do proteins play in the cell membrane?

Back

They assist in the transport of substances across the membrane.