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3.1 science vocab
definitions
Term | Definition |
---|---|
element | a substance that cannot be broken down into any simpler substances |
compound | two or more elements that are combined chemically |
carbohydrate | an energy rich organic compound |
lipid | like carbohydrate but with more energy |
protein | large organic molecules |
amino acid | what protein molecules are made of |
enzyme | a protein that speeds up a chemical process in an organism |
nucleic acid | long organic molecules |
DNA | the genetic material that tells information about an organism and their parents |
RNA | plays an important role in the reproduction of proteins |