Specialisation
- Created by: Emily Gailey
- Created on: 13-12-12 09:40
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- Specialisation
- Differentiation
- Refers to the changes occuring in cells of a multicellular organism so that each different type of cell becomes specialised to perform a specific function
- Cells can differ in a number of ways
- The number of a particular organelle
- The Shape of the cell
- Some of the contents of the cell
- Erythrocytes
- Red Blood Cells
- cells destined to become Erythrocytes lose their Nucleus, Mitochondria, Golgi and Rough ER
- Packed full of preotein Haemoglobin. The Shape of the cell changes to become biconcave discs.
- Sperm Cells
- Energy( ATP) for movement is generated by the mitochondria.
- The Sperm Head contains a specialised Lysosomme that releases Enzymes onto the outside of the egg so the sperm can penetrate.
- Long and Thin - Streamlined
- Tail to propel it.
- Contains Half the number of Chromosomes
- Root Plant Cell
- The Hair Like Projections greatly increase Surface Area.
- Differentiation
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