cell transport cell membrane review 2021

Front

What happens to eggplant cells when salt is poured on them?

Back

Water will move out of the eggplant cells and the cells will shrink.

Front

What controls the passage of materials inside and outside of the cell?

Back

Cell Membrane

Front

Does active transport require energy?

Back

True

Front

What does semi-permeable mean?

Back

Some molecules can move through the membrane.

Front

What is the difference between active and passive transport?

Back

Active uses ATP (energy) and passive does not need energy.

Front

What is the function of the cell membrane?

Back

It regulates what enters and exits the cell.

Front

What is osmosis?

Back

The movement of water across a semi-permeable membrane.

Front

What is diffusion?

Back

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

Front

What is the role of protein channels in the cell membrane?

Back

They facilitate the transport of specific substances across the membrane.

Front

What is the significance of the lipid bilayer in the cell membrane?

Back

It provides a barrier that separates the inside of the cell from the outside environment.