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JIPMER2008BotanyCell - The Unit of Life

Who for the first time developed electron microscope ?

Options

  1. AKnoll and Ruska
  2. BRudolf and Kolliker
  3. CRobert Hooke
  4. DSwanson

Correct answer

A. Knoll and Ruska

Step-by-step solution

Knoll and Ruska discovered electron microscope in 1932.

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