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6. What is this ? 'a sequence of bases is moved from one location in the genome to another'

  • Translocation
  • Deletion
  • Duplication
  • Inversion

7. What are the two types of gene that control cell division?

  • Tumour suppressor genes and proto-oncogenes
  • Oncogenes and tumour suppressor genes
  • Proto-oncogenes and tumour genes
  • Suppressor genes and tumour suppressor genes

8. What does degenerate mean?

  • Some amino acids are coded for by more than one RNA triplet
  • Base pairs are lost from a sequence of DNA
  • Some amino acids are coded for by more than one DNA triplet
  • Some proteins are coded for by more than one DNA triplet

9. What is a mutation?

  • A change to the nucleotide sequence of DNA
  • A change in the tertiary structure of a protein
  • A change to the nucleotide sequence of DNA
  • A mistake in the sequence of bases

10. What is a substitution mutation?

  • Where one or more bases are swapped for another
  • Where a sequence of bases are reversed
  • Where one or more bases are removed
  • Where one or more bases are repeated