Other questions in this quiz

2. What is meant by the term gene?

  • A sequence of DNA nucleotides that code for a polypeptide
  • a short strand of DNA
  • a section of DNA
  • a section of DNA that codes for lipids

3. What evidence is there to suggest that the genetic code evolved early on?

  • it is degenerate
  • it is almost universal
  • it is very long
  • it is non-overlapping

4. What is mean by the code is non-overlapping?

  • each codon is only present in one protein
  • each codon codes for one amino acid
  • each amino acid is specific to one particular codon
  • only 1 amino acid can be coded for by 1 codon

5. What is meant by the term Reference Strand?

  • An enzyme used to catalyse mRNA production
  • A template for translation
  • A strand of DNA that mRNA uses as a template in transcription
  • A strand that people refer to when wanting to know which bases code for what protein


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