CELLS notes

Zahanath Zuhury
Mind Map by Zahanath Zuhury, updated more than 1 year ago
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Characteristics and classification of living organisms.
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CELLS notes
1 They are the basic stuctural and functional unit of life
1.1 its a very small piece of transparent like jelly substance which is the CYTOPLASM and a thin covering which is the CELL MEMBRANE
2 UNICELLULAR
2.1 organisms made up of only one single cell eg:-bacteria
3 MULTICELLUAR
3.1 organisms which have many cells eg:-birds
4 COMMON STRUCTURAL FEATURES
4.1 Cytoplasm:-chemical reactions takes place
4.2 Cell membrane:-controls the entry and exit of molecules in and out of the cell.
4.3 Nucleus:-controls all cell activities.
5 Plant Cell
5.1 They have -cell membraine, cytoplasm, nuclueus, cell wall, perminante vacuole and chloroplast
5.1.1 Cell wall:-it is tough and gives the plant cell a definite shape, protection and also support to the cell and prevents it from bursting.
5.1.2 Choroplast:- absorbs light energy for photosynthesis and gives the color green to the plants.
5.1.3 Vacuole:-contains a fluid called cell slap and stores food.
6 Animal Cell
6.1 They have:- cytoplasm, cell membraine, nucleus, temporary vacuuole
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