Which of the Following Factors Could Cause the Cell Membrane

question 55

Multiple Choice

Which of the following factors could cause the cell membrane to become less permeable?

• A) If the channel proteins were to denature and become inactive.
• B) If the molecules trying to enter the cell were decreased in size.
• C) If the hydrophilic head of the phospholipids were to become hydrophobic while the hydrophobic tails become hydrophilic.
• D) If the size of the protein channel was to increase.
• E) All of these choices would cause the cell membrane to become less permeable.

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