Cell Membrane & Transport

Front

Which statement best describes the cell membrane? Options: The protective outer layer that controls what enters and leaves the cell.
, Stores information on DNA molecules / Directs and controls the activities of the cell.
, A folded membrane that moves materials around inside cells / Also acts as the site of manufacturing materials needed by the cell.
, The smallest organelle with a huge job / Makes proteins, which are the building blocks of the body.

Back

The protective outer layer that controls what enters and leaves the cell.

Front

bilayer

Back

two layers

Front

Hydrophilic

Back

water-loving

Front

Hydrophobic

Back

water-fearing

Front

Hydrophobic region of the cell membrane?

Back

E

Front

Hydrophilic portion of cell membrane? Options: A, C, D, E 

Back

A

Front

What does a cell need to transport particles by active transport? Options: Sun, Wind, ATP Energy, Channels

Back

ATP Energy

Front

What does the "fluid mosaic model" mean about the cell membrane?

Back

It looks like a flexible pattern made up of different parts.

Front

What is one major difference between passive and active transport?

Back

Active transport uses energy; passive transport does not.

Front

Movement of water from high concentration to low concentration

Back

osmosis