click below
click below
Normal Size Small Size show me how
Chemical Compounds
pg 22-27
| Question | Answer |
|---|---|
| element | a pure substance that can't be broken down into other substances or physical means |
| compound | a substance made of two or more elements chemically combined in a specific ratio, or proportion |
| carbohydrate | an energy rich organic compound,such as a sugar or starch that is made of the elements carbon,hydrogen, and oxygen |
| lipid | an energy rich organic compound such as a fat, oil,or wax/ made of carbon,hydrogen and oxygen |
| protein | large organic molicule made of carbon,hydrogen,oxygen,nitrogen and sometimes sulfur |
| DNA | dioxdeoxyribonucleic acid;genetic material carrying information about an organism and is passed from parent to offsprng. |
| nucleic acid | 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 |
| enzyme | a type of protein that speeds up a chemical reaction in a living thing |
| double helix | the shape of a DNA molicule |