Thursday, January 31, 2008

how is the body organized


the body is organized :

1Molecules
-water
-protein
-sugars -
-fats

2Cells
-cells are made up of organelles
-nucleus
-cell membraine
-mitocondria
-chloroplast
-we have about 5 billion cells in our body

3Tissues
-a groop of cells that look a like and worck toogether
-muscletisoe-mackes up micsls
-tissu can shorte-couering tissues
-skin
-epithilia
-protects your bodyss connectiv tisssu
-holdes your body together
-bone
-blood
-nerv tissu
-cary messeges and cells

4Organs
-groop of tissu working together to do a job
-heart

5Organ Ssystem
-orgens that work togethor
-each organ systom carryies out a life proc

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