Cell Membrane & Cell Transport

Front

Hydrophobic means...

Back

water-fearing

Front

What forms the channels and pumps in the phospholipid bilayer?

Back

proteins

Front

What is the hydrophilic portion of the cell membrane?

Back

The hydrophilic portion refers to the water-attracting heads of phospholipids.

Front

The functions of the cell membrane include all of the following EXCEPT:

Back

provide energy for the cell.

Front

Most of the cell membrane is made of...

Back

Lipids.

Front

What is the primary function of the cell membrane?

Back

To regulate what enters and leaves the cell.

Front

Define phospholipid bilayer.

Back

A double layer of phospholipids that makes up the cell membrane.

Front

What role do carbohydrates play in the cell membrane?

Back

They are involved in cell recognition and signaling.

Front

What is homeostasis in the context of cell membranes?

Back

The maintenance of a stable internal environment within the cell.

Front

What is the difference between passive and active transport?

Back

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