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A technician uses the commonest laboratory microscope, which shows a dark image on a bright background. That instrument is the:

ABrightfield microscope
BBlacklight microscope
CBench top spectrometer
DBalance beam scale
Answer & Solution
Correct answer: A. Brightfield microscope
1. Two or more lenses are used. 2. The background stays bright. 3. It is the brightfield microscope. _Source: OpenStax Microbiology, Chapter 2, How We See the Invisible World._
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