Biology 9700 · AS & A Level · Proteins

Proteins — practice question

The order of amino acids in one section of a polypeptide is: ... histidine - proline - aspartic acid - leucine ... A table lists possible DNA triplet codes for each amino acid. What is a correct sequence of mRNA codons for this polypeptide section?

  • A... CAC CCC GAA CUG ...
  • B... CAU CCU GAC CUA ...
  • C... GTA CCA CTG GAT ...
  • D... GUA GGA CUG GAU ...

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