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1
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the function by which cells take in oxygen, which is used to transform nutrients into energy
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2
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the functions of an organism; the physical and chemical processes of a living thing
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3
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protects against disease, produces nutrients, breaks down bacteria
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5
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the natural tendency of teh body to maintain a steady and normal internal environment
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9
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ion with a negative charge
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10
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normal tension in a cell; the resistance of the skin to deformation
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13
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the function of nerve cells that creates and transmits an electrical impulse
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16
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the thick fluid that fills a cell; also called a protoplasm
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17
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performed by glands that produce substances such as hormones, mucus, sweat and saliva
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18
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the total changes that take place during physiological processes
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23
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the movement of molecules through a membrane from greater to lesser concentration
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24
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having a lesser concentration of solute molecules
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25
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abbreviation of deoxyribonucleic acid
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26
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a low concentration of hydrogen ions; a pH above 7.45
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27
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equal in concentration of solute molecules
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28
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the organelle within a cell that contains the DNA
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