Which of the Following Accounts for Some of the Specificity $\beta$

question 22

Multiple Choice

Which of the following accounts for some of the specificity of the K⁺ channel?

• A) The radius of solvated Na⁺ is smaller than the radius of solvated K⁺.
• B) The number of \(\beta\)-strands that make up the channel.
• C) The orientation of backbone carbonyl oxygen atoms in the channel.
• D) Alternating positive and negative amino acids in the channel pore.

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