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Who conceived the idea of searching for chemicals that would adversely affect invading bacteria but not the host?

Options

  1. APaul Ehrlich
  2. BLouis Pasteur
  3. CRobert Koch
  4. DAlexander Fleming

Correct answer

A. Paul Ehrlich

Step-by-step solution

Paul Ehrlich, a German bacteriologist, conceived the idea of searching for such chemicals.

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