A) Robert Hook
B) Schneider and Schwann
C) Brawn
D) Leeuwenhoek
Correct Answer: B
Solution :
Cell theory was proposed by two German biologists Schleiden in 1838, a botanist and Schwann in 1839, a zoologist according to them. cell is the structural, and functional unit of all living beings.You need to login to perform this action.
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