Question

Who further expanded the cell theory ?

a) Sheilden

b) Shwan

c) Virtue

d) none of these​

Answer 1

Answer:

Virchow is the scientist who expanded the cell theory in 1855 which suggests that all of the cells in an organisms arise from a single cell.

Explanation:

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Answer 2

Explanation:

none of these .................

Robert hook is the correct answer

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