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The Fundamental Unit of Life — Science STD 9 — Question

Gujarat BoardEnglish MediumSTD 9ScienceThe Fundamental Unit of Life1 Mark
Question
Who discovered free-living cells$?$
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Answer

The cell walls observed by Hooke gave no indication of the nucleus and other organelles found in most living cells. The first man to witness a live cell under a microscope was Anton van Leeuwenhoek, who in $1674$ described the algae Spirogyra. Van Leeuwenhoek probably also saw bacteria.

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