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Definition
of cell:
Cell is the unit of structure and function of all living
organisms .It is the smallest unit of organisms. Bacteria and some other organisms
contain single cell. Major organisms contain hues cell.
Human contain 10 trillion cells.
The cell was discovered by Robert hook in 1665.
Ø Kinds of
cell: There are mainly two kinds of cell;
1) Prokaryotic
cell
2) Eukaryotic
cell.
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Variation
of human cell and plant cell: There are some important variation between human
cell and plant cell. The main variation is there is an inert cell in a plant
which has not in an animal.
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Specialty
of animal cell:
1) There is no any cell well.
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| Fig: Animal Cell |
3) There is present centrism all time.
4) Some of lowest animal have central vacuole.
5) Golgi body seen by microscope.
6) Collected food of animal cell is mainly glycogen.
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Specialty
of plant cell:
1) There are present cell well which is made
of cellulose.
2) There are present varieties kinds of plastid.
3) There is no centrism in plant cell.
4) There is present one more central vacuole.
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| Fig: Plant cell |
6)
Collected food of plant cell is starch.