Chemistry Vocabuary Crossword
                                                    
                                                    
                                                    
                                                    
                                                    
                                                    
                                                    
                                                    
                                                    
                                                    
                                                    
                                                    
                                                    
                                                    
                                                    
                                                    
                                                    
                                                    
                                                    
                                                    
                                                    
                                                    
                                                    
                                                    
                                                    
                                                    
                                                    
                                                    
 
 
Down: 1) substance that speeds up the rate of a chemical reaction2) subunit of which nucleic acids are composed; made up of a 5-carbon sugar, a phosphate group, and a nitrogenous base4) series of electron carrier proteins that shuttle high-energy electrons during ATP - generating reactions6) process that does not require oxygen7) protein catalyst that speeds up the rate of specific biological reactions8) many sugars molecule10) having no charge on a molecule11) substance that is dissolved in a solution14) the center of an atom, which contains the protons and neutrons15) one of several forms of a single element, which contains the same number of protons but different numbers of neutrons17) attraction between molecules of the same substance20) compound that forms hydrogen ions (H+) in solution; a solution with a pH of less than 722) bond formed between the amino group of one amino acid and the carboxyl group of another amino acid; bonds used to build proteins23) compound that prevents sharp, sudden changes in pH25) energy that is needed to get a reaction started26) process that requires oxygen31) the basic unit of matter34) macromolecules containing hydrogen, oxygen, nitrogen, carbon, and phosphorous36) compound that produces hydroxide ions (OH-) in solution; solution with a pH of more than 738) negatively charged particles; located in the space surrounding the nucleus41) macromolecule made mostly from carbon and hydrogen atoms; includes fats, oils, and waxes42) covalently bonded molecule of 2 hydrogen atoms and one oxygen atom; known as the universal solvent Across: 3) process that releases energy by breaking down glucose and other food molecules in the presence of oxygen5) dissolving substance in a solution9) chemical reaction involving biological molecules12) weak attraction between a hydrogen atom and another atom13) pure substance that consists entirely of one type of atom15) atom that has a positive or negative charge16) simple sugar molecule18) smallest unit of most compounds that displays all the properties of that compound19) compound used by cells to store and release energy21) substance formed by the chemical combination of two or more elements in definite proportions24) compound made up of carbon, hydrogen, and oxygen atoms; type of nutrient that is the major source of energy for the body27) type of mixture in which all the components are evenly distributed28) two sugar molecule29) scale with values from 0 to 14, used to measure the concentration of H+ ions in a solution30) reactants that bind to the active site of an enzyme32) force of attraction between different kinds of molecules33) having an unequal distribution of charge on a molecule35) type of bond between atoms in which the electrons are shared37) site on an enzyme where the substrate binds to the enzyme39) anaerobic process that occurs when lactic acid builds up in the muscle cells40) chemical bond formed when one or more electrons are transferred from one atom to another43) building block of a protein; compound with an amino group on one end and a carboxyl group on the other end44) process used by plants and other autotrophs to capture light energy and use it to power chemical reactions that convert carbon dioxide and water into oxygen and energy-rich carbohydrates45) elements or compounds produced by a chemical reaction46) property related to the distribution of charge on a molecule47) elements or compounds that enter into a chemical reaction48) macromolecules that contain carbon, hydrogen, oxygen, and nitrogen; needed by the body for growth and repair; made by linking amino acids together with peptide bonds49) first set of reactions in cellular respiration in which a molecule of glucose is broken into two molecules of pyruvic acid
 

 

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