| A | B |
| amino acid | subunits that form proteins |
| carbohydrate | organic compound is used mostly for energy, 4 Cal/g |
| cholesterol | common steroid used to form the hormones testosterone and estrogen |
| sucrose | sugar formed when glucose bonds to fructose |
| hydrogen bond | bond formed by polar molecules attraction |
| monosaccharide | simplest forms of carbohydrates |
| nucleotides | subunits of the nucleic acids |
| phospholipid | phosphorous containing lipids of the cell membrane |
| polypeptide | name for proteins based on the type of bonds found in proteins |
| primary structure | protein structure is determined by the number of kinds of and sequence of amino acids |
| proteins | polymer of amino acids, coded for by DNA |
| saturated fat | lipid that is solid at room temp due to all C-C single bonds |
| starch | storage carbohydrate found in plants, straight chain |
| tertiary structure | 3 D shape of the protein |
| unsaturated fat | lipid that is liquid at room temp due to C=C double bonds |
| hydrophobic | substance that cannot mix with water |
| cellulose | structural carbohydrate found in plants |
| DNA | nucleic acid is the genetic material of all organisms |
| enzyme | biological catalyst |
| glycogen | storage carbohydrate found in animals, branched |
| lipid | organic compound stores the most energy |
| nucleic acid | kind of organic molecules that form dna and rna |
| peptide bond | bond used to join amino acids |
| RNA | nucleic acid found in both the nucleus and cytoplasm of cells, single stranded, contains Uracil |
| sucrose | sugar formed when glucose and fructose are bonded together |
| triglyceride | lipid formed when three fatty acids are combined with one molecule of glycerol |
| hydrophilic | substance that can mix with and dissolve in water |
| dehydration synthesis | joining organic compunds by removing water |
| hydrolysis | breaking down organic compounds by adding water |