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Who first described the nucleus as a cell organelle?

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Detailed Solution

Robert Brown first described the cell nucleus in 1831.

Studying orchid cells, Brown observed a prominent body he called the “nucleus”.
Later work established the nucleus as the genetic control center housing chromosomes.

Significance

Foundation for cytology and cell theory progress.
Paved the way for understanding mitosis, meiosis, and heredity.

Brown’s observation remains a milestone in cell biology.

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