Since the Plasma Membrane Blocks the Passage of All but a Few

question 31

Multiple Choice

Since the plasma membrane blocks the passage of all but a few molecules with specific traits, it is necessary for other molecules to

• A) pass through the membrane via pores made of carbohydrates.
• B) be broken down into their constituent atoms to move through the membrane.
• C) be converted into other types of molecules so that they meet the specific traits necessary.
• D) pass through the membrane via nucleic acids.
• E) pass through the membrane via proteins.

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