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| 7467716798 | carbohydrate | "Compound containing carbon, hydrogen, and oxygen in the approximate ratio of C:2H:O (e.g., sugars, starches, and cellulose) | 0 | |
| 7467716799 | pH scale | a measure of how acidic/basic water is. The range goes from 0 - 14, with 7 being neutral. | 1 | |
| 7467716800 | compound | A pure substance made of two or more elements CHEMICALLY combined. | 2 | |
| 7467716801 | molecule | A neutral group of atoms joined together by covalent bonds; smallest unit of a compound joined together | 3 | |
| 7467716802 | cell | Basic unit of life | 4 | |
| 7467716803 | element | A pure substance made of only one kind of atom | 5 | |
| 7467716804 | organic | Carbon-containing | 6 | |
| 7467716805 | inorganic | Does not contain carbon; Not formed from living things or the remains of living things |  | 7 |
| 7467716806 | protein | A macromolecule that contains the principal components of organisms; performs a variety of structural and regulatory functions for cells. | 8 | |
| 7467716807 | energy storage | what carbohydrates and lipids do | 9 | |
| 7467716808 | active site | Region of an enzyme into which a particular substrate fits. | 10 | |
| 7467716809 | activation energy | the minimum amount of energy required to start a chemical reaction | 11 | |
| 7467716810 | saturated fat | A lipid made from fatty acids that have no double bonds between carbon atoms; A fat that is solid at room temperature | 12 | |
| 7467716811 | unsaturated fat | A lipid made from fatty acids that have at least one double bond between carbon atoms; A fat that is liquid at room temperature | 13 | |
| 7467716812 | fatty acid | Building Blocks of Lipids; produced when fats are digested; simple forms of fat that supply energy fuel for most of the body's cells; | 14 | |
| 7467716813 | polar molecule | Molecule with an unequal distribution of charge, resulting in the molecule having a positive end and a negative end |  | 15 |
| 7467716814 | macromolecule | A very large organic molecule composed of many smaller molecules; a molecule containing a very large number of atoms. | 16 | |
| 7467716815 | catalyst | a substance that initiates or accelerates a chemical reaction without itself being affected | 17 | |
| 7467716816 | enzyme | A type of protein that speeds up a chemical reaction in a living thing;(lock) | 18 | |
| 7467716817 | substrate | A specific reactant acted upon by an enzyme;(key) | 19 | |
| 7467716818 | polymer | A long molecule consisting of many similar or identical monomers linked together (many) | 20 | |
| 7467716819 | monomer | small chemical unit that makes up a polymer (one) | 21 | |
| 7467716820 | polysaccharide | A polymer of thousands of simple sugars; Carbohydrates that are made up of more than two monosaccharides (many) | 22 | |
| 7467716821 | disaccharide | A double sugar molecule made of two monosaccharides bonded together. | 23 | |
| 7467716822 | monosacchride | single sugar molecule | 24 | |
| 7467716823 | fructose | A monosaccharide found mostly in fruit and honey | 25 | |
| 7467716824 | cellulose | A large polysaccharide composed of many glucose monomers linked that provide structural support in plant cell walls. | 26 | |
| 7467716825 | lipid | Energy-rich organic compounds, such as fats, oils, and waxes. | 27 | |
| 7467716826 | nucleotide | A building block of DNA, consisting of a sugar, a phosphate, and a nitrogen base. | 28 | |
| 7467716827 | amino acid | Building blocks of protein | 29 | |
| 7467716828 | nucleic acid | composed of nucleotide chains that are vital constituents of all living cells | 30 | |
| 7467716829 | peptide | The chemical bond that forms between the carboxyl group of one amino acid and the amino group of another amino acid | 31 | |
| 7467716830 | triglyceride | Composed of three molecules of fatty acids joined to one molecule of glycerol | 32 | |
| 7467716831 | glycerol | A three-carbon alcohol to which fatty acids are bonded together to make fats and oils. | 33 | |
| 7467716832 | maltose | a 12-carbon sugar that is formed by the union of two glucose units (a disaccharide) | 34 | |
| 7467716833 | enzyme activity | the ability of an enzyme to do work and is mainly dependent on substrate concentration | 35 | |
| 7467716834 | enzyme substrate complex | A temporary complex formed when an enzyme binds to its substrate molecule(s). | 36 |
