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 occurs and a stotb5:hldp0 t l7:z b:rooau8h, p codon is not prod*ox,(6a 5 zi6kuq dhlguced. Which of the following is not a possible co li6z h65(,dq*uk gxaonsequence 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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