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3 votes
What invention was essential for the discovery of germs?

The optical microscope
The electron microscope
The binocular microscope
The magnifying glass

2 Answers

5 votes
Electron microscope is your answer.
User Julius Schorzman
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4.3k points
4 votes

Answer:

The optical microscope

Step-by-step explanation:

User S Sharif
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4.2k points