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LT 2.3 Cell Membrane Structures Quiz

Last updated over 1 year ago

6 questions

1

1

5

1

1

1

Question 1

1.

Which of the following is a function of the cell membrane?

Breaks down lipids, carbohydrates, and proteins from foods.

Keeps the cell wall in place.

Regulates what materials enter and leave the cell.

Stores water, salt, proteins, and carbohydrates.

Question 2

2.

Flexible double-layered sheet that makes up the cell membrane and forms a barrier between the cell and its surroundings.

cholesterol

transport protein

cell wall

phospholipid bilayer

Question 3

3.

Draw a single phospholipid molecule and label the following: (1) head, (2) tails, (3) hydrophobic end, and (4) hydrophilic ends.

Question 4

4.

In the diagram above, structure B represents:

Phospholipid

Protein channel

Carbohydrate

Cholesterol

Question 5

5.

In the diagram above, this molecule aids in membrane flexibility

E

D

B

A

C

Question 6

6.

Which phrase best describes the property of selective permeability?

large molecules pass

all molecules pass

some molecules pass

all ions pass