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The Fundamental Unit of Life — Science STD 9 — Question

Rajasthan BoardEnglish MediumSTD 9ScienceThe Fundamental Unit of Life1 Mark
Question
The epidermal cells of onion protect against:
✓

Answer

  1. Both A and B.
Explanation:
The epidermal cells of onions provide a protective layer against viruses and fungi that may harm the sensitive tissues. Firm, small onions are best for microscopy. Remove the epidermal layers by cutting the onion and peeling them off.

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