The Fundamental Unit of Life
Cell: It is the smallest unit of life capable of performing all living functions.
Properties of cell
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The Cell is the smallest living unit of life.
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It is so small that it is not visible to the naked eye.
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The shape of the cell varies in different organisms and within an organism.
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Size of cells also differs.
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All living cells exhibit certain basic properties like respiration, growth, metabolism etc.
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Cells originate from a pre-existing cell. A mother cell divides to produce daughter cells. Hence, cells exhibit cell division.
Milestones in Cell Biology
Biologists |
Major contributions |
Robert Hooke |
Discovered cell |
Leeuwenhoek |
Discovered microscope |
Robert Brown |
Nucleus |
Purkinje |
Coined term protoplasm |
Schleiden and Schw… |
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