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

The microscope in cell studies — practice question

On a photomicrograph at a magnification of \times5000, a chloroplast has a diameter of 25 mm. What is the chloroplast's actual diameter?

  • A0.2 µm
  • B0.5 µm
  • C2 µm
  • D5 µm

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