Cell theory was postulated by Theodor Schwann and Matthias Schleiden in 1838. It includes the following points-
All living organisms are composed of one or more cells.
The cell is the most basic unit of life. The third was added by Rudolf Virchow in 1855, that stated "Omnis cellula e cellula" which means all cells arise only from pre-existing cells.
So, the correct answer is 'Schleiden and Schwann'
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Similar Questions
Q1
Cell theory was proposed by Schleiden and Schwann.
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Q2
Assertion :Cell theory was put forward by Schleiden and Schwann. Reason: It is applicable to all cells including viruses.
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Q3
Question 23 Cell theory was given by
(a) Virchow, Haeckel and Hooke (b) Schleiden, Schwann and Virchow (c) Haeckel and Hooke (d) None of these
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Q4
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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Q5
Question 23
Cell theory was given by
(a) Virchow, Haeckel and Hooke
(b) Schleiden, Schwann and Virchow
(c) Haeckel and Hooke
(d) None of these