Question

After staining, the nucleus in onion peel cells appear as​

Answer 1

Answer:

answer is "blue spot"

Explanation:

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Answer 2

After staining, the nucleus in the onion peel cell appears as a blue spot.

• The stain used for the onion experiments is iodine. Iodine stains the composed cell walls quickly by the active presence of simple carbohydrates.
• Iodine typically makes the cell wall more transparent inside an onion cell. It offers a certain contrast when examined under a microscope.
• Onion layers contain simple sugars some of which are contained in the form of starch and is seen as a blue spot.