Which Is True of the K⁺ channel but NOT of an Aquaporin

question 38

Multiple Choice

Which is true of the K⁺ channel but NOT of an aquaporin?

• A) Selectivity is achieved through interactions with backbone NH groups.
• B) It contains \(\alpha\)-helices.
• C) It is an active transporter.
• D) Selectivity is assisted through inverted \(\alpha\)-helix dipoles.

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