Macronucleus

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Notion

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Science and technology

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What Wikipedia says

A macronucleus (formerly also meganucleus) is the larger type of nucleus in ciliates. Macronuclei are polyploid and undergo direct division without mitosis. It controls the non-reproductive cell functions, such as metabolism.

Excerpt from the Wikipedia article “Macronucleus”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: Original uploader was MateuszK at pl.wikipedia, Public domain, via Wikimedia Commons.