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When and who proposed the theory that "c...

When and who proposed the theory that "cells arise only from pre-existing cells" ?

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**Step-by-Step Solution:** 1. **Identify the Scientist**: The theory that "cells arise only from pre-existing cells" was proposed by Rudolf Virchow. 2. **Understand the Theory**: This theory is encapsulated in the phrase "Omnis cellula e cellula," which translates to "all cells come from cells." It emphasizes that new cells are formed only from the division of existing cells. 3. **Determine the Year of Proposal**: Rudolf Virchow proposed this theory in the year 1855. ...
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$ Rudolf Virchow was the first to propose that new cells arise only from the pre-existing cells. ! Dividing cells have a low content of DNA.

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Assertion : Rudolf Virchow modified the hypothesis of cell theory given by Schleiden and Schwann. Reason : Cell theory says that all cells arise from pre-existing cells.

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