Molecules of life Quiz [B3]

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1. Which evidence was used to show DNA was a double helix?

  • Experiments on samples of DNA
  • X-Ray chrylliography
  • X-Ray crystallography
  • Samples of DNA enlarged with a microscope
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2. What is the double helix made out of?

  • Cells
  • Ribosomes
  • Cross links
  • Genes

3. Why do muscle cells have more mitochondria than other cells?

  • Because they have more jobs to carry out
  • Because their job is more important
  • Because they need more energy
  • Because they're bigger than other cells

4. What happens inside the mitochondria?

  • Protein synthesis
  • Cell respiration
  • Translation
  • Transcription

5. Where are proteins made?

  • In the cell membrane
  • In the cytoplasm
  • In mitochondris
  • In the nucleus

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