If the nitrogen atom had electronic configuration 1s⁷, it would have energy lower than that of the normal ground state configuration 1s² 2s₂ 2p³ because the electrons would be closer to the nucleus. Yet, 1s⁷ is not observed because it violates.

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#Question id: 666

#XL - Q Biochemistry

Nearly all peptide bonds are in the trans configuration because

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#Question id: 668

#XL - Q Biochemistry

What feature does a Ramachandran plot display?

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#Question id: 669

#XL - Q Biochemistry

Ramachandran determined the ʺallowedʺ values of the phi and psi angles primarily by considering ________.

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#Question id: 670

#XL - Q Biochemistry

The distance along a helix axis for one complete turn is called the ________.

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#Question id: 671

#XL - Q Biochemistry

Which was a major scientific accomplishment by Linus Pauling?

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#Question id: 672

#XL - Q Biochemistry

An ideal α-helix has a pitch of 0.54 nm and a rise of 0.15 nm. What is the length along the helix axis for a segment of an ideal α-helix that contains 30 amino acids?