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The top documents tagged [substance molecules]
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The Basics of Nutrition. “You are what you eat” Food is your body’s fuel Food is eaten ◦ It is broken down into simpler elements ◦ Energy is released
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Matter Chapter 2 Modified from Holt, Rinehart, and Winston presentation for textbook Science Spectrum: Physical Science
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Cell Membrane. Cell Membrane (cont’d) The conditions within a cell must remain relatively constant at all times The process of maintaining this constant
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Cell Membrane & Cellular Transport. HOMEOSTASIS AND TRANSPORT Cell membranes help organisms maintain homeostasis by controlling what substances may enter
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Bellwork
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