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        | Up cutting
 structure/parts of an organism
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        | Function of the parts in an organism |  | 
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        | Maintaining a stable internal balance |  | 
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        | Stimulus, receptors, control center, effectors, response |  | 
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        | Example of a negative feedback loop |  | Definition 
 
        | weight/water balance S-Blood concentration losing water
 R&CC-The brain
 E-Kidneys
 Response- No urine is made
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        | Example of a positive feedback loop |  | Definition 
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        | Levels of organization (8) |  | Definition 
 
        | Atom, molecule, organelle, cell, tissue, organ, organ system, organism |  | 
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        | Axial = head neck and trunk Appendicular = is arms and legs
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