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9 Cards in this Set
- Front
- Back
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element |
A pure substance that cannot be broken down into other substances by chemical or physical means |
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compound |
A substance made of two or more elements chemically combined in a specific ratio, or proportion |
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carbohydrate |
An energy-rich organic compound, such as a sugar or a starch, that is made of the elements carbon, hydrogen and oxygen |
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lipid |
An energy-rich organic compound, such as a fat, oil, or wax, that is made of carbon, hydrogen, and oxygen |
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protein |
Large organic molecule made of carbon, hydrogen, oxygen, nitrogen, and sometimes sulfur. |
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enzyme |
A type of protein that speeds up a chemical reaction in a living thing |
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nucleic acid |
A very large organic molecule made of carbon, oxygen, hydrogen, nitrogen and phosphorus, that contains the instructions cells need to carry out all the functions of life |
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DNA |
Deoxyribonucleic acid; the genetic material that carries information about an organism and is passed from parent to offspring |
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double helix |
The shape of a DNA molecule |
