Cell Transport & Homeostasis Review (Unit 5)

Front

What is a group of similar cells that work together?

Back

Tissue

Front

In an experiment, what is the control trial?

Back

The test with the old cleaner

Front

What is the independent variable in an experiment?

Back

The new cleaner

Front

In cell transport, particles move from areas of ___ concentration to areas of ___ concentration.

Back

High; Low

Front

What is diffusion?

Back

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

Front

What is osmosis?

Back

The diffusion of water across a selectively permeable membrane.

Front

What is a selectively permeable membrane?

Back

A membrane that allows certain molecules to pass through while blocking others.

Front

What is homeostasis?

Back

The process by which living organisms maintain a stable internal environment.

Front

What is the role of the cell membrane?

Back

To protect the cell and regulate what enters and leaves.

Front

What is active transport?

Back

The movement of molecules against their concentration gradient, requiring energy.