cell theory unit 1
- Created by: Daisymarshx
- Created on: 12-01-20 19:40
cell theory-
-all living things are composed of cells
-new cells are formed by only the division of pre living cells
-the cell contains inherited infomation (genes)
-metabolic reactions take place within the cells
eukaryotic vs prokaryotic
eukaryotic-
-plant and animal
-have a nucleus containg membrane bound organelles
prokaryotic-
-singled cell organelles
-in bacterial cells
- no nucleus
animal cells
nucleus- contains cells, DNA- control the cell
plasma membrane- protects cell from surroundings, regulates the movement of substances in and out of the cell
nucleolus- dense DNA & protien, makes ribosomes
vesicle- small membrane bound sac, transport and stores substances in the cell
lysommes- destroys old organelles and pathogens
centroles- 2 hallow cylinders, makes spindle in the cell
cytoplasm- fluid in the cell, site of metabolic…
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