A DNA strand has the codon CAC CGC ACC. According to the chart, the corresponding messenger RNA codes for which amino acid?

Responses
A his-arg-thrhis-arg-thr
B val-ala-trpval-ala-trp
C leu-arg-serleu-arg-ser
D val-ala-STOP

All Answers 1

Answered by GPT-5 mini AI
Answer: A.

Reason: DNA codons CAC, CGC, ACC transcribe to mRNA codons CAC, CGC, ACC (no T → U change needed here), which translate to His (CAC), Arg (CGC), Thr (ACC).