More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.
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Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).
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The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").
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Long-term mental and physical effects from substance abuse include: paranoia, psychosis, immune deficiencies, and organ damage.
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The average adult has about 21 square feet of skin.
Aquilia Area in Color:
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economic question
economic question
No gene interaction in the production of feather color in budgerigar parakeets
