Biology 9700 · AS & A Level · Proteins

Proteins — practice question

The diagram below presents the nucleotide order of a short part of the transcribed strand of a gene: GCG CGC GGC GCG The table gives the amino acids specified by 10 mRNA codons. What is the order of the four amino acids in the polypeptide translated from this short part of a gene?

  • AAla-Ala-Cys-Ala
  • BAla-Arg-Gly-Ala
  • CArg-Ala-Pro-Arg
  • DArg-Arg-Thr-Arg

Worked solution & mark scheme

This 1-mark question has a full step-by-step worked solution and mark scheme.

  • Full mark scheme, point by point
  • Step-by-step worked solution
  • Write your answer & get it marked instantly by AI