Terms : Hide Images
| 5218683154 | element | a pure substance that cannot be broken down into simpler substances by physical or chemical means | 0 | |
| 5218683155 | compound | a pure substance consisting of atoms of two or more elements that are chemically combined in a fixed proportion | 1 | |
| 5218685106 | molecule | a particle consisting or two or more atoms chemically tied together | 2 | |
| 5218685107 | organic compound | a compound that contains carbon | 3 | |
| 5218687588 | carbohydrate | organic compound made from one or more sugar molecules | 4 | |
| 5218687589 | lipids | organic compounds that are fats and oils | 5 | |
| 5218687590 | proteins | organic compounds made of amino acids | 6 | |
| 5218689473 | enzymes | special proteins that speed up reactions in a cell or organism | 7 | |
| 5218689474 | nucleic acids | organic compounds that contain genetic information and the information necessary for an organism to make the protein it needs | 8 | |
| 5339601789 | amino acid | building blocks of protein | 9 | |
| 5339620057 | enzyme | special proteins that speed up chemical reactions in a cell or organism | 10 |
