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| the smallest component into which an element can be divided and still retain its properties |
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| chemical compound made of carbon, hydrogen and oxygen in a ratio of 1:2:1 |
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| the attractive force that holds atoms or ions together |
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| the attractive force that holds atoms or ions together |
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| a rod-shaped cellular structure that contains DNA; it carries genetic information |
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| the bond formed from the sharing of electrons by atoms |
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| a particle found outside the nucleus of the atom; has a negative charge |
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| a substance made of only one kind of atom |
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| a particle that is electrically charged (positive or negative); an atom or molecule or group that has lost or gained one or more electrons |
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| chemical bond formed by the attractive forces between two ions of opposite charge |
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| an energy-rich orgainic compound, such as fats, oils, and waxes that are made of carbon, hydrogen, and oxygen |
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| a group of atoms held together by covalent bonds; has no overall charge |
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| a fat that has a double bond between carbon atoms, thus lacking the maximum number of hydrogen atoms |
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a response to external stimuli |
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| a fat that contains no C=C bonds |
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| a macromolecule made up of amino acids, used by the body to make blood, muscle, and other tissues |
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| a molecule that contains only carbon and any of the following: hydrogen, nitrogen, sulfur, and/or phosphorous |
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the subunits that make up DNA subunit of DNA made of a sugar, nitrogen base, and a phosphate group |
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