Cell Biology Pt1 Test (CB1-CB4)

Front

What is the thin coat of lipids that surrounds a cell?

Back

Cell membrane

Front

Are hydrophobic molecules attracted to water?

Back

False

Front

Who discovered cells?

Back

Robert Hooke

Front

In the Fluid Mosaic Model, integral membrane proteins are embedded in what?

Back

Phospholipid bilayer

Front

According to the Fluid Mosaic Model, the membrane behaves like a ___________ rather than a _______________.

Back

Liquid, solid

Front

What is the primary function of the cell membrane?

Back

To protect the cell and regulate what enters and exits.

Front

What are the two main components of the cell membrane?

Back

Phospholipids and proteins.

Front

What does the term 'hydrophobic' mean?

Back

Repellent to water.

Front

What is the role of cholesterol in the cell membrane?

Back

To maintain fluidity and stability of the membrane.

Front

What is the difference between integral and peripheral proteins?

Back

Integral proteins span the membrane, while peripheral proteins are attached to the surface.