Glencoe Biology

Section 2: The Plasma Membrane

Self-Check Quizzes-English

1
A ____ contains polar and nonpolar ends, forming the plasma membrane.
A)microtubule
B)transport protein
C)cytoskeleton
D)phospholipid bilayer
2
What is the function of a selectively permeable membrane?
A)provides alternative to phospholipid bilayer
B)prevents transport proteins from harming cell
C)controls what enters and leaves cell
D)blocks all water from entering cell
3
What does this depict?
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A)cytoskeleton
B)fluid mosaic model
C)impermeable membrane
D)genetic material
4
What critical function does cholesterol serve in the body?
A)destroys the plasma membrane
B)binds fatty acid tails to water
C)disrupts homeostasis
D)increases fluidity of plasma membrane
5
What moves needed substances or waste materials through the plasma membrane?
A)transport proteins
B)polar heads
C)DNA
D)water molecules
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