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Fundamental unit of life - Coggle Diagram
Fundamental unit of life
Nucleus
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it contains chromosomes(rod shaped sturctures) only when the cell is about to divide. they contain the heriditary DNA infromation
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In a non dividing cell DNA is present as part of chromatin material. It is a entangled mass of thread like structures. Just as it is about to divide it gets organised as chromosomes
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Cell wall
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plasmolysis: is when there is a shringkage or contractionof the contents of cell away from cell wall
cell walls permit the cells to handle dilute solutions (hypotnic) without bursting. When the swollen up cell exerts pressure against the cell wall it exerts equal pressure on it
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