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Which of the following statements describes the plasma membrane?

A. It consists of hydrophilic heads on the surface with hydrophobic tails in the interior.
B. It contains a phospholipid bilayer.
C. It contains cholesterol which makes it impermeable to water-soluble substances.
D. All of these statements describe the plasma membrane.

Sagot :

GinnyAnswer

Final answer:

The plasma membrane consists of a phospholipid bilayer with hydrophobic tails and hydrophilic heads. Cholesterol in the membrane aids in its fluidity.


Explanation:

The plasma membrane is composed mainly of phospholipids arranged in a phospholipid bilayer, with hydrophobic tails on the interior and hydrophilic heads facing outwards. It also contains cholesterol that contributes to its fluidity, not impermeability to water-soluble substances.


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