History
Threonine was discovered as the last of the 20 common proteinogenic amino acids in the 1930s by William Cumming Rose.
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“There is a history in all men’s lives,
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The which observed, a man may prophesy,
With a near aim, of the main chance of things
As yet not come to life.”
—William Shakespeare (1564–1616)
“The history of philosophy is to a great extent that of a certain clash of human temperaments.”
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