Which pair would have been likely to agree that strata such as those depicted here were deposited gradually over long periods of time by subtle mechanisms that are still at work?

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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?

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#Question id: 674

#XL - Q Biochemistry

Proline is not often found in a-helices of proteins because it

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#Question id: 675

#XL - Q Biochemistry

Which statement is not true about an α-helix?

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#Question id: 676

#XL - Q Biochemistry

What would you expect about the formation of an α-helix for a segment of a protein chain that contains lysine approximately every fourth residue with all other residues being mostly hydrophobic?

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#Question id: 683

#XL - Q Biochemistry

Which factor does not help to explain why many proteins exhibit quaternary structure?