Cell Membrane

Front

HYPO means...

Back

Low

Front

What is the hydrophobic region of the cell membrane?

Back

The hydrophobic region is the part of the cell membrane that repels water, typically composed of fatty acid tails of phospholipids.

Front

Hydrophilic means...

Back

water-loving

Front

____ cells have a cell membrane.

Back

All

Front

The function of the plasma membrane is....

Back

to regulate what enters and leaves the cell.

Front

What is the structure of the cell membrane?

Back

The cell membrane is a phospholipid bilayer with embedded proteins, cholesterol, and carbohydrates.

Front

What role do proteins play in the cell membrane?

Back

Proteins assist in transport, act as receptors, and provide structural support.

Front

What is the fluid mosaic model?

Back

The fluid mosaic model describes the cell membrane as a flexible layer made of lipid molecules with proteins embedded, allowing for movement and interaction.

Front

What does selectively permeable mean?

Back

Selectively permeable means that the cell membrane allows certain substances to pass while blocking others.

Front

What is the difference between passive and active transport?

Back

Passive transport does not require energy and moves substances down their concentration gradient, while active transport requires energy to move substances against their gradient.