5009947508 | matter | anything composed of atoms | | 0 |
5009947509 | element | A collection of atoms that all have the same number of protons. | | 1 |
5009947510 | compound | A substance made up of atoms of two or more different elements joined by chemical bonds | | 2 |
5009947511 | molecule | 2 or more atoms held together by covalent bonds | | 3 |
5009947512 | solid | A state of matter that has a definite shape and a definite volume. | | 4 |
5009947513 | liquid | A state of matter that has a definite volume but no definite shape. | | 5 |
5009947514 | gas | A state of matter with no definite shape or volume | | 6 |
5009947515 | organic compound | Compounds that contain carbon (except: CO & CO2) | | 7 |
5009947516 | hydrocarbon | Compounds composed of only carbon and hydrogen | | 8 |
5009947517 | polar molecule | Molecule in which opposite ends have opposite electric charges |  | 9 |
5009947518 | hydrogen bond | Bond created by the weak attraction of a slightly positive hydrogen atom to a slightly negative portion of another molecule | | 10 |
5009947519 | Cohesion | Attraction between molecules of the same substance |  | 11 |
5009947520 | Adhesion | An attraction between molecules of different substances |  | 12 |
5009947521 | macromolecule | A very large organic molecule composed of many smaller molecules | | 13 |
5009947522 | polymer | A long molecule consisting of many similar or identical building blocks linked by covalent bonds | | 14 |
5009947523 | monomer | A simple compound whose molecules can join together to form polymers | | 15 |
5009947524 | carbohydrates | Composed of CHO in 1:2:1 ratio. Main source of energy in your diet |  | 16 |
5009947525 | monosaccharide | A single sugar molecule such as glucose or fructose, the simplest type of sugar. |  | 17 |
5009947526 | disaccharide | A double sugar, consisting of two monosaccharides joined by dehydration synthesis. | | 18 |
5009947527 | polysaccharide | Carbohydrates that are made up of more than two monosaccharides | | 19 |
5009947528 | disaccharide examples | sucrose, maltose, lactose | | 20 |
5009947529 | monosaccaride examples | glucose, fructose, galactose | | 21 |
5009947530 | polysaccharide examples | starch, glycogen, cellulose, chitin | | 22 |
5009947531 | protein | Amino acids joined by peptide bonds which make up structures and carry out functions of an organism. CHONS | | 23 |
5009947532 | amino acid | Building blocks (monomers) of protein | | 24 |
5009947533 | dipeptide | A combination of two amino acids united by means of a peptide bond. | | 25 |
5009947534 | polypeptide | A polymer (chain) of many amino acids linked together by peptide bonds. | | 26 |
5009947535 | primary structure of protein | The sequence of amino acids bonded with peptide bonds | | 27 |
5009947536 | secondary stucture of protein | results from hydrogen bonds developing between atoms at different parts of the chain causing helix or pleated sheet | | 28 |
5009947537 | tertiary structure of protein | How the chain folds into three dimensions - due to interactions between the R groups of distant amino acids - due to disulfide-bridges | | 29 |
5009947538 | quarternary structure of protein | overall protein structure, combining 2 or more polypeptides | | 30 |
5009947539 | nucleic acids | C, H, O, N, P - contain genetic information | | 31 |
5009947540 | nucleotide | A monomer of nucleic acid formed from a simple sugar, a phosphate group, and a nitrogenous base. | | 32 |
5009947541 | nucleic acid polymers | DNA & RNA | | 33 |
5009947542 | Lipid | Energy-rich organic compounds, such as fats, oils, and waxes, that are made of CHO | | 34 |
5009947543 | triglyceride | A molecule made up of three fatty acids covalently bonded to glycerol; Does energy storage, thermal insulation, binds and cushions organs, fills space | | 35 |
5009947544 | phospholipid | A lipid that contains phosphorus and that is a structural component in cell membranes | | 36 |
5009947545 | fatty acid chain | Make up saturated fat, carbon surrounded by hydrogens | | 37 |
5009947546 | glycerol | A three-carbon alcohol to which fatty acids are covalently bonded to make fats and oils. | | 38 |
5009947547 | hydrophilic | "water-loving"; pertaining to polar or charged molecules (or parts of molecules) that are soluble in water | | 39 |
5009947548 | hydrophobic | "Water-fearing"; pertaining to nonpolar molecules (or parts of molecules) that do not dissolve in water. | | 40 |
5009947549 | chemical reaction | A change in which one or more substances are converted into new substances | | 41 |
5009947550 | reactant | A starting material in a chemical reaction | | 42 |
5009947551 | product | An ending material in a chemical reaction. | | 43 |
5009947552 | dehydration synthesis | A chemical reaction in which two molecules covalently bond to each other with the removal of a water molecule. | | 44 |
5009947553 | hydrolysis | Breaking down complex molecules by the chemical addition of water | | 45 |
5009947554 | catalyst | a substance that initiates or accelerates a chemical reaction without itself being affected | | 46 |
5009947555 | enzyme | A type of protein that speeds up a chemical reaction in a living thing (a biological catalyst) | | 47 |
5009947556 | activation energy | Energy needed to get a reaction started | | 48 |
5009947557 | substrate | A substance on which an enzyme acts during a chemical reaction. | | 49 |
5009947558 | active site | The site on an enzyme that attaches to a substrate | | 50 |