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10 Cards in this Set
- Front
- Back
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1) chemical (molecular) 2) cellular 3) tissue 4) organ 5) organ system 6) organism |
What are the levels of organization? |
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Molecule |
A group of atoms working together |
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Atoms |
Smallest chemical units |
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Cellular |
A group of atoms or molecules & organelles working together |
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Tissue |
A group of similar cells working together |
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Organ |
A group of diff. Tissues working together |
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Organ system |
A group of organs working together |
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Homeostasis |
_______ is needed for the body to function normally. Also defined as the maintenance of a stable internal environment. Maintenance of extracellular and interstitial fluid. |
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Homeostasis |
Auto regulation (intrinsic), and extrinsic regulation (negative and positive feedback) all help maintain? _______ |
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System integration |
Maintaining homeostasis requires cooperative functions of various organ systems. This is known as ______ ______ |
