Molls Cellular Transport Review

Front

What is the direction of water flow when the concentration of sugar is higher outside the cell?

Back

Out of the cell.

Front

What is the process called when substances move from areas of low concentration to areas of high concentration?

Back

Active Transport.

Front

If a cell is placed in a solution with a higher concentration of solute, what direction will water flow?

Back

Into the cell.

Front

Does endocytosis require energy?

Back

Yes.

Front

What term describes a cell membrane that only allows certain substances to pass through?

Back

Semi-Selectively Permeable.

Front

What is osmosis?

Back

The movement of water across a semi-permeable membrane from an area of low solute concentration to an area of high solute concentration.

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 the cell membrane in cellular transport?

Back

It regulates what enters and exits the cell, maintaining homeostasis.

Front

What is the difference between passive and active transport?

Back

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

Front

What happens to a cell in a hypertonic solution?

Back

The cell will lose water and shrink.