What is another name for the cell membrane?

• Nuclear envelope

• Cytoplasmic layer

• Plasma membrane

• Cell wall

What property allows the cell membrane to control what passes in and out?

• Elasticity

• Semi-permeability

• Transparency

• Permeability

Which molecules primarily make up the cell membrane?

• Glucose

• Amino acids

• Nucleic acids

• Phospholipids

What role does cholesterol play in the cell membrane?

• Energy storage

• Signal reception

• Membrane stabilization

• DNA replication

What is the function of carbohydrates in the cell membrane?

• Cell identification

• Lipid transport

• Energy production

• Protein synthesis