Metabolism Unit Vocabulary Amplify Science Grade 6

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Metabolism

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the body's use of molecules for energy and growth.

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Glucose

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A molecule that organisms can use to release energy and that is made of carbon, hydrogen, and oxygen atoms.

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Respiratory System

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The body system that takes in oxygen and releases carbon dioxide.

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Oxygen

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A molecule that organisms get from the air or water around them and use to release energy.

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System

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A set of interacting parts forming a complex whole.

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Photosynthesis

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The process by which green plants use sunlight to synthesize foods with the help of chlorophyll.

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Cellular Respiration

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The process by which cells convert glucose and oxygen into energy, carbon dioxide, and water.

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Enzyme

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A protein that speeds up chemical reactions in the body.

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Nutrient

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A substance that provides nourishment essential for growth and the maintenance of life.

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Digestion

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The process by which the body breaks down food into smaller components that can be absorbed.