The Genetic Code

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  • Created by: sjones1
  • Created on: 01-04-16 11:01

1. What is meant by the term triplet code?

  • 1 base in a DNA molecule that codes for 3 amino acids
  • when DNA has 3 of the same bases in a consecutive order
  • a group of 3 bases in a DNA molecule that code for 1 amino acid
  • 3 different bases coding for lipids
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2. what is meant by the term 'stop codon'?

  • a codon that stops the production of ATP within a cell
  • a codon that stops all metabolic functions within a cell
  • a codon that does not code for an amino acid, but instead indicates the end of a polypeptide chain
  • a codon that doesnt stop working

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

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

4. What is meant by the term Reference Strand?

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

5. What is meant by the term gene?

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


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