

MCQOPTIONS
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1. |
Which of the following is not correct about the -sheet? |
A. | A -sheet is a fully extended configuration built up from several spatially adjacent regions of a polypeptide chain |
B. | Each region involved in forming the -sheet is a -strand |
C. | The -strand conformation is pleated with main chain backbone zigzagging and side chains positioned on same sides of the sheet |
D. | -Strands are stabilized by hydrogen bonds between residues of adjacent strands |
Answer» D. -Strands are stabilized by hydrogen bonds between residues of adjacent strands | |