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 Form 1 Biology topical questions and answers on the cell

(a) State two advantages of using a coverslip when preparing a specimen for observation under a light microscope.
(b) How is the low power objective lens manipulated to focus a specimen for observation under a light microscope?

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Answer Text:
a)- Prevent dirt/dust from getting into the specimen.
- Remove air bubbles
- Hold specimen into place.
b)- By using course adjustment knob to lower or raise the body tube over longer distances to put the


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