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Cells Tissues Organs

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Term
Definition
Cell   basic unit of life  
Tissue   groups of cells working together to carry out a function e.g muscle tissue  
Organ   tissues working together to carry out a function e.g. the heart  
System   groups of organs that work together to carry out a function e.g. reproductive system  
Specialisation   cells which have been altered to carry out specific jobs e.g. red blood cells carry oxygen  
Stem cell   an undifferentiated cell that can divide to produce more cells, those cells can be specialised into other cells. Used in growth and repair.  
Embryonic stem cell   stem cell extracted from embryos. These can develop into any type of cell.  
Adult stem cell   stem cell extracted from adult tissue. These can develop into a smaller sub-set of cells.  
Pleuripotent   a cell that can differentiate into a sub-set of cells  
Totipotent   a cell that can differentiate into any type of cell  
Meristem   area in plants that undergoes cell division to produce un-specialised cells that can then be specialised  
Mitosis   cell division that produces clone cells  
Differentiate   the process of changing a cell into a specialised cell  


   






 
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Created by: nscobie