Cell Membrane and Cell Transport Review

Front

What three substances make up the cell membrane? Options: lipids, starches, nucleic acids, lipids, fats, sugars, lipids, sugars, proteins, lipids, proteins, carbohydrates

Back

lipids, proteins, carbohydrates

Front

What is the movement of molecules from an area of high to low concentration and does not require energy?

Back

diffusion

Front

What uses proteins (the proteins make a channel) to move molecules across a membrane without requiring energy?

Back

facilitated diffusion

Front

The function of the plasma membrane is....

Back

to regulate what enters and leaves the cell.

Front

Hydrophilic means...

Back

water-loving

Front

Hydrophobic region of the cell membrane?

Back

E

Front

____ cells have a cell membrane.

Back

All

Front

What is NOT TRUE about the cell membrane? Options: It controls what enters and leaves the cell, Semipermeable, Phospholipid bilayer, Contains digestive enzymes

Back

Contains digestive enzymes

Front

What word describes the tail of the phospholipid and means "water fearing?"

Back

Hydrophobic

Front

Passive Transport uses ____ energy

Back

no