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Chapter 3

sec. 1

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
Created by: kapodis