本题目来源于试卷: Continuity and Change D.2 Protein Synthesis,类别为 IB生物学
[单选题]
A single base substitution mutation occura sdynql,n:z0u ;,( aps and a sto68 ;y m3cq4xo 5yumezop codon is not produced. Which of the following is not a x45 c;3qz 6y8yuoomme possible consequence of this type of mutation?
A. The quaternary structure of the protein this gene codes for is altered.
B. No amino acids in the polypeptide this gene codes for are changed.
C. Two amino acids in the polypeptide this gene codes for are changed.
D. DNA repair mechanisms are activated, producing a stop codon.
参考答案: C
本题详细解析:

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