Other questions in this quiz

2. What is meant by the term gene?

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

3. 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

4. Give an example of a structural protein that DNA codes for:

  • Fibre and Hooves
  • Collagen and Keratin
  • Haemoglobin and Cellulose
  • Carbohydrates

5. what is meant by the code is almost universal?

  • the same sequences of bases, code for the same amino acids in all organisms
  • the genetic code exists all over the world
  • every organism has the same proteins
  • all DNA is the same

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