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Dating is where two people who are attracted to each other spend time together to see if they also can stand to be around each other most of the time, if this is successful they develop a relationship, although sometimes a relationship develops anyways if the people can't find anybody else to date them, or are very lonely or one person is only attracted to the other and pretends to be in love with the second unfortunate person who has the misunderstanding that they have found love.
This occurs quite often and eventully leads to something called cheating.
Amino acids are the "building blocks," or sub-units, of proteins.
About 20 different kinds of amino acids are found in proteins.
A chronological framework for the British Quaternary based on Bithynia opercula.At a widely publicized news conference in August of 1972, Dr.Jeffrey Bada of Scripps Institute of Oceanography announced the "discovery" of a new dating method based on the rate of racemization of amino acids in fossil material.When there is only a single asymmetric carbon atom, these two different forms are known as optical isomers.Chemically, there is very little difference between them, but biologically, there is as much difference as night and day.