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| 897077148 | Adenosine Triphosphate - ATP | The molecule that carries energy in the cell. | 0 | |
| 897077149 | Amino Acid | The building block of protein - there are 20 different kinds normally found in nature. | 1 | |
| 897077150 | Atom | The smallest unit of matter that cannot normally be broken into smaller particles. | 2 | |
| 897077151 | Buffer | A chemical that resists changes in pH. | 3 | |
| 897077152 | Carbohydrate | Any molecule with the molecular formula Cn(H2O)n. | 4 | |
| 897077153 | Cellulose | A polymer of glucose, used as a structural component of plant cell walls. | 5 | |
| 897077154 | Cholesterol | A lipid that is an important component of cell membranes and from which steroid hormones are made. | 6 | |
| 897077155 | Dehydration Synthesis | Creating a bond between two atoms by taking OH from one atom and H from the other. | 7 | |
| 897077156 | Denature | To permanently change the 3 dimensional structure of a protein. | 8 | |
| 897077157 | Emulsification | The process of breaking down large fat droplets into smaller fat droplets. | 9 | |
| 897077158 | Enzymes | Biological catalysts, composed of protein, that speed up chemical reactions. | 10 | |
| 897077159 | Glucose | A 6 carbon sugar that forms a 6-membered ring - used as energy source by cells. | 11 | |
| 897077160 | Glycogen | A polymer of glucose, used as a storage form for glucose in animals. | 12 | |
| 897077161 | Hydrogen Bond | A weak bond due to the attraction between partial charges on hydrogen, oxygen, and nitrogen atoms. | 13 | |
| 897077162 | Hydrolysis | Breaking a bond between two atoms by adding OH to one atom and H to the other. | 14 | |
| 897077163 | Hydrophobic | Water-fearing. | 15 | |
| 897077164 | Hydrophilic | Water-loving. | 16 | |
| 897077165 | Ion | An atom or molecule that has either lost or gained electrons. | 17 | |
| 897077166 | Isomers | Molecules with identical empirical formulas but different structural arrangements of atoms. | 18 | |
| 897077167 | Isotopes | Elements with identical atomic numbers, but different number of neutrons. | 19 | |
| 897077168 | Lipid | A class of molecules that includes neutral fats and steroids. | 20 | |
| 897077169 | Maltase | An enzyme that breaks down maltose to two glucose molecules. | 21 | |
| 897077170 | Maltose | A disaccharide consisting of two glucose molecules. | 22 | |
| 897077171 | Neutral Fat | A lipid composed of glycerol joined to 3 fatty acids. | 23 | |
| 897077172 | Nucleotide | The subunit that makes up nucleic acids - 4 types in DNA: Adenine, Cytosine, Guanine, Thymine. | 24 | |
| 897077173 | Oxidation | A loss of Hydrogen atoms (or electrons). | 25 | |
| 897077174 | Peptide Bond | The bond that forms between two amino acids joined by dehydration synthesis. | 26 | |
| 897077175 | Phospholipid | An important component of cell membranes, has a hydrophilic head, hydrophobic tail. | 27 | |
| 897077176 | Polymer | A large molecule made by joining together smaller identical (or similar) molecules. | 28 | |
| 897077177 | Primary Structure | The linear sequence of amino acids in a protein, which ultimately determines its shape. | 29 | |
| 897077178 | Protein | A large organic molecule formed from a chain or chains of amino acids. | 30 | |
| 897077179 | Quarternary Structure | Two or more polypeptide chains coming together and bonding with each other. | 31 | |
| 897077180 | Reduction | A gain of Hydrogen atoms (or electrons). | 32 | |
| 897077181 | Saturated Fatty Acid | A fatty acid whose carbons are all joined to the maximum number of hydrogens. | 33 | |
| 897077182 | Secondary Structure | The loose association of amino acids in a polypeptide chain with each other, usually through H-bonds: eg. alpha helix, beta pleated sheet. | 34 | |
| 897077183 | Starch | A polymer of glucose, used as a storage form for glucose in plants. | 35 | |
| 897077184 | Tertiary Structure | The 3-D shape of a polypeptide chain due to it folding back on itself and forming bonds. | 36 | |
| 897077185 | Unsaturated Fatty Acid | A fatty acid that has a "kink" in it due to a double bond between carbon atoms. | 37 | |
| 897077186 | Nucleic Acids | Molecules that store genetic information: eg. DNA and RNA. | 38 | |
| 897077187 | Glycerol | Three carbon that joins with fatty acids to produce triglycerides. | 39 |
