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| 4706953899 | Organic Compound | Compounds that contain Carbon atoms; carbohydrates, proteins, lipids, nucleic acids | 0 | |
| 4706953901 | Inorganic Compound | Compounds that do not contain carbon atoms (exceptions are CO2, CO) | 1 | |
| 4706954098 | Carbonyl Group | Makes a compound hydrophilic and polar; examples: aldehyde (C=O at end of chain) and ketone (C=O anywhere but end of chain) | 2 | |
| 4706954099 | Carboxyl Group | Carbonyl group with an -OH at the end; found in amino acids | 3 | |
| 4706954100 | Hydroxyl Group | Present in compounds known as alcohols; structure: R-OH | 4 | |
| 4706954537 | Phosphate Group | Serves as a cellular energy source (ADP, ATP, GDP, GTP) | 5 | |
| 4706954868 | Homeostasis | Maintaining a balance; steady state of the body | 6 | |
| 4706954869 | Lipid | Organic compound used by cells as long-term energy stores or insulation; hydrophobic/nonpolar | 7 | |
| 4706954870 | Fats | Effective means of storing energy | 8 | |
| 4706954880 | Saturated Fat | Contain no double bonds (animal fat); solid at room temperature | 9 | |
| 4706955125 | Unsaturated Fat | Contain one or more double bonds (plant fat); liquid at room temperature | 10 | |
| 4706955126 | Steroid | Lipid composed of 4 carbon rings; cholesterol, testosterone, estrogen | 11 | |
| 4706955127 | Phospholipid | Lipid formed by combining a glycerol molecule with two fatty acids and a phosphate group; found in cell membranes | 12 | |
| 4706955467 | Monosaccharide | Simplest carbohydrate; glucose | 13 | |
| 4706955468 | Disaccharide | Carbohydrate consisting of 2 monosaccharides linked together; sucrose, maltose, lactose | 14 | |
| 4706956130 | Polysaccharide | Carbohydrate containing 3 or more monosaccharides linked together; starch, cellulose, chitin | 15 | |
| 4706956131 | Protein Primary Structure | Order of the amino acids that make up the protein | 16 | |
| 4706956724 | Protein Secondary Structure | Three-dimensional arrangement of a protein caused by hydrogen bonding at regular intervals along the polypeptide backbone | 17 | |
| 4706956725 | Protein Tertiary Structure | Three-dimensional arrangement of a protein caused by interaction among the various R-groups of the amino acids involved | 18 | |
| 4706957860 | Protein Quaternary Structure | Arrangement of the separate polypeptide subunits into a single protein | 19 | |
| 4706956987 | Enzyme | Protein that acts as a catalyst to speed up a reaction by lowering the activation energy needed for the reaction to take place | 20 | |
| 4706956988 | pH Number Scale | Scale to measure pH as acid or alkaline; runs from 0-14 | 21 | |
| 4706957409 | Hydrolysis Reaction | A reaction that breaks down compounds by the addition of water | 22 | |
| 4706958132 | Dehydration Reaction | A reaction in which 2 compounds are brought together with water released as a product | 23 | |
| 4706958299 | Endergonic Reaction | A reaction that requires the input of energy to occur | 24 | |
| 4706958300 | Exergonic Reaction | A reaction that gives off energy as a product | 25 | |
| 4706958481 | Redox Reaction | A reaction involving the transfer of electrons | 26 | |
| 4706958482 | Amylase | Enzyme that digests carbohydrates; found in pancreas and salivary glands | 27 | |
| 4706958483 | Pepsin | Enzyme that breaks down proteins into smaller polypeptides; found in small intestine and stomach lining | 28 | |
| 4706958616 | Lipase | Enzyme that breaks down lipids into fatty acids; found in pancreas | 29 | |
| 4706958617 | Trypsin | Enzyme that works with chymotrypsin to break down peptides to amino acids; found in pancreas | 30 | |
| 4706958750 | Chymotrypsin | Enzyme that works with trypsin to break down peptides to amino acids; found in pancreas | 31 |
