| A | B |
| hemoglobin | oxygen carrying protein in blood |
| amino acid | monomer of proteins |
| glucose | main monosaccharide used as fuel |
| nucleic acid | info carrying molecules DNA RNA |
| quanine | nitrogen base found in DNA |
| chemical reaction | proces of changing set of chemicals into another set |
| triglisceroerol | compound of 3 fatty acids |
| polysacchoride | polymer of monosacharids |