Biology 9700 · AS & A Level · The microscope in cell studies

The microscope in cell studies — practice question

The measles virus has a size of about $150\,\text{nm}$. Mimivirus is about $4.5$ times bigger than the measles virus, while Pandoravirus is about $1.5$ times bigger than Mimivirus. Which of these viruses would be observable using both a light microscope with a maximum resolution of $0.25\,\mu\text{m}$ and an electron microscope?

  • Ameasles virus ✓; Mimivirus ✓; Pandoravirus ✓
  • Bmeasles virus ✗; Mimivirus ✓; Pandoravirus ✓
  • Cmeasles virus ✗; Mimivirus ✗; Pandoravirus ✓
  • Dmeasles virus ✗; Mimivirus ✗; Pandoravirus ✗

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