Cell – Basic Unit of life
Cell Size
1.Cell size ranges from 0.5 micrometers to 20 micrometer
2.Cell sizes vary in different types of living beings i.e animals, plants, birds, microbes, etc. Some have large sizes & small sizes.
3.Eg. of large cells: Nerve Cell
4.Eg. of small cells: White blood cells (WBC), Red blood cells (RBC)
Cell Shape
Likewise, the shapes of cells also vary in different kinds of living organisms.
There are various types of cell shapes mentioned as below :
1.Oval – eg. Chlymydomonas
2.Rectangle – eg. typical plant cell
3.Spherical – eg. Lymphocytes
4.Spindle – eg. Muscles cell
5.Irregular – eg. Amoeba
Cell Structures
1.Plasma Membrane
2.Cell Wall
3.Protoplasm
4.Plastids
5.Mitochondria
6.Golgi Body
7.Endoplasmic Reticulum
8.Ribosomes
9.Lysosomes
10.Centrosomes
11.Vacuoles
12.Nucleus
13. Centrosome
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