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A student used an onion to prepare a slide from plant tissue - Junior Cycle Science - Question g - 2016

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A student used an onion to prepare a slide from plant tissue. (i) Name the stain used to see the onion cells more clearly. __________________________ (ii) What wa... show full transcript

Worked Solution & Example Answer:A student used an onion to prepare a slide from plant tissue - Junior Cycle Science - Question g - 2016

Step 1

Name the stain used to see the onion cells more clearly.

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Answer

The stain used to see the onion cells more clearly is iodine. Iodine is commonly employed in biological studies because it enhances the contrast of cell structures, allowing for better visualization under a microscope.

Step 2

What was the purpose of the coverslip?

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The coverslip serves several purposes: it prevents the sample from drying out, keeps the specimen flat to enhance clarity, and protects the sample from contamination. Additionally, it prevents damage to the lens of the microscope by maintaining an appropriate distance between the lens and the specimen.

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