Planarity of the peptide bond means that no rotation occurs about the _____ bond while rotation is allowed about the ____ and ____ bonds.
A) C(O) -N; Cα-Cβ; N-Cα
B) C(O) -N; Cα-C(O) ; N-Cα
C) Cα-C(O) ; C(O) -N; N-Cα
D) N-Cα; Cα-C(O) ; C(O) -N
E) none of the above
Correct Answer:
Verified
Q1: Alpha helices are stabilized primarily by:
A) hydrogen
Q2: β-Turns in a peptide chain form a
Q3: If the following section of a polypeptide
Q5: In the majority of α-helixes, each peptide
Q6: _ between tightly packed amino acid side
Q7: _ and _ act as helix breakers
Q8: When the peptide (AEFFLAMEP) forms an α-helix,
Q9: Amino acid side chains capable of forming
Q10: Amino acid sequence is:
A) primary structure.
B) secondary
Q11: _ amino acids are almost never found
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