Cell Membrane: Structure and Function

Front

What are the two parts of a phospholipid?

Back

Hydrophilic Head and Hydrophobic Tail.

Front

What is the nature of phospholipid heads?

Back

Hydrophilic.

Front

What is the hydrophobic region of the cell membrane?

Back

The part of the membrane that repels water, typically the fatty acid tails of phospholipids.

Front

What is the hydrophilic portion of the cell membrane?

Back

The part of the membrane that attracts water, typically the phosphate heads of phospholipids.

Front

What does 'water fearing' refer to?

Back

Hydrophobic.

Front

What does 'water loving' refer to?

Back

Hydrophilic.

Front

What is the primary function of the cell membrane?

Back

To protect the cell and regulate what enters and exits.

Front

What is the structure of the cell membrane often described as?

Back

Fluid mosaic model.

Front

What role do proteins play in the cell membrane?

Back

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

Front

What is the significance of cholesterol in the cell membrane?

Back

It helps to maintain membrane fluidity and stability.