Other questions in this quiz

2. Where does translation occur?

  • Ribosomes in cytoplasm
  • Nucleolus
  • Vacuole
  • Mitochondria

3. What is the use of mRNA

  • To move DNA along and form mRNA strand
  • Carries amino acids to ribosome
  • To carry genetic code from DNA to cytoplasm
  • To catalyse polypeptide chain

4. What is the last step of transcription?

  • tRNA molecules carry amino acids to the ribosome
  • mRNA moves out through a nuclear pore to attach to a ribosome
  • Hydrogen bonds reform
  • RNA reaches stop codon and detaches from DNA

5. What is the first stage of transcription

  • RNA polymerase lines up free RNA
  • mRNA is copied
  • RNA polymerase attaches to DNA
  • Hydrogen bonds between DNA break

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