History of Cell Discovery — NEET Biology
📚 Practice ConceptWhich of the following is not correct? (a) Robert Brown discovered the cell. (b) Schleiden and Schwann formulated the cell theory. (c) Virchow explained that cells are formed from pre-existing cells. (d) A unicellular organism carries out its life activities within a single cell.
Which of the following statements regarding the fundamental nature of cells and cell theory are NOT correct? S1: Antonie Von Leeuwenhoek first saw and described a live cell, demonstrating that unicellular organisms are capable of independent existence. S2: Robert Brown is credited with the discovery of the nucleus within a cell in 1831. S3: Theodore Schwann's studies on plant tissues led him to conclude that the presence of cell wall is a unique character of animal cells. S4: The cell theory, initially proposed by Schleiden and Schwann, did not address the mechanism of how new cells are formed. S5: Rudolf Virchow's contribution, "Omnis cellula-e cellula," implies that all living organisms are composed of cells and products of cells.
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