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A&P CH2 key terms

A&P CH2 Chemical Basis of Life key terms

atom smallest particle of an element that has the properties of that element
carbohydrate organic compound that contains carbon, hydrogen, and oxygen, in a 1:2:1 ratio
decomposition the breakdown of molecules into simpler compounds
electrolyte a substance that ionizes in water solution
element a chemical substance with only one type of atom
inorganic chemical substances that lack carbon and hydrogen
ion an atom or molecule with an electrical charge
lipid a fat, oil, or fat-like compound that usually has fatty acids in its molecular structure
molecular formula an abbreviation for the number of atoms of each element in a compound
molecule a particle composed of two or more joined atoms
nucleic acid a substance composed of bonded nucleotides, RNA or DNA
organic carbon-containing molecules
protein nitrogen-containing organic compound of joined amino acid molecules
structural formula a representation of the way atoms bond to form a molecule, using symbols for each element and lines to indicate chemical bonds
synthesis building large molecules from smaller ones that join