Question

who expanded cell theory in 1855​

Answer 1

Answer:

Rudolf Virchow

(a) Rudolf Virchow (1821–1902) popularized the cell theory in an 1855 essay entitled “Cellular Pathology.” (b) The idea that all cells originate from other cells was first published in 1852 by his contemporary and former colleague Robert Remak (1815–1865).

Explanation:

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Answer 2

cell theory was expanded by Virchow in 1855 by suggesting that all cells arise from pre -existing cells .


also, Scleidon and Schwann expanded the cell theory which was useful in the later years.