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Chapter 3
sec. 1
Question | Answer |
---|---|
Element | Any Substance that cannot be broken down into simpler substances. |
Compound | Two or more elements that are chemically combined. |
Carbohydrate | An energy-rich organic compound made of elements carbon, hydrogen, and oxygen. |
Lipid | Energy-rich organic compound, such as a fat, oil, or wax, that is made of carbon, hydrogen,and oxygen |
Protein | large organic molecule made of carbon, hydrogen, oxygen, nitrogen, and sometimes sulfur |
Amino Acid | a small molecule that is linked chemically to other amino acids to form proteins |
Enzyme | a protein that speeds up chemical reactions in a living thing |