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There are major differences in the metabolism of morphine and the illegal drug heroin. Morphine mostly produces its CNS effects through m-receptors, and at k- and d-receptors. Heroin has a slight affinity for opiate receptors. Most of its actions are due to metabolism to active metabolites (6-acetylmorphine, morphine, and morphine-6-glucuronide).

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The horizontal fraction bar was introduced by the Arabs.

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Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

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Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%

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In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.

To make an ice pack, place crushed ice in a plastic bag, bleed the air out of it, and seal it. Wrap To make an ice pack, place crushed ice in a plastic bag, bleed the air out of it, and seal it. Wrap
Stand over a rocker base to make weight shifts. Stand over a rocker base to make weight shifts.
To help make good electrical contact with the terminals without doing any harm, select the ... To help make good electrical contact with the terminals without doing any harm, select the ...
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Video: The pH scale - Strong acids and Weak acids

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