本题目来源于试卷: Form and Function B.2 Proteins，类别为 IB生物学
[单选题]
Which level(s) of protein structure would be affecteog: yq:av9.c .jm.fd hvd3f1w z , lqjo5(xs(zd by denaturatiow)ptp +lv 3t7;wb0)ybss,lf on due to high tempesvsb3pp + yl)wf, ot7 0lw)b;tratures?
I.
Primary
II.
Secondary
III.
Tertiary
A. I only
B. II only
C. I and II only
D. II and III only
参考答案: D
本题详细解析:
Choice D is correct because denaturation changes the secondary and tertiary structure of a protein (Statement II and III); however, the peptide bonds which hold the amino acid chain together are not affected, and thus neither is the primary structure (Statement I).
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