an organic compound composed of a central carbon atom to which are bonded a hydrogen atom.
the smallest particle of an element
having a pH scale less than 7
basic; having a pH greater than 7
an organic compound made of carbon, hydrogen and oxygen
negative part of the atom
positive part of the atom
nuetral part of the atom
substance formed by chemical bonds between two or more atoms
protein or part-protein molecule made by an organism and used as a catalyst in a specific biochemical reaction
electrically charged atom
compounds built of carbon combined with other elements
DNA OR RNA; an organic compound
fat; oil; or fatlike compound that usually has fatty acids in it.
a long chain of chemically bonded amino acids
a scale from 0-14reflecting the concentration of hydrogen ions