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T, deoxythymidine monophosphate | one of the four nucleotides used in building DNA; all four nucleotides have a common phosphate group and a sugar (ribose) | |
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T, triiodothyronine, liothyronine | thyroid hormone similar to thyroxine but with one less iodine atom per molecule and produced in smaller quantity; exerts the same biological effects as thyroxine but is more potent and briefer | |
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thyroxine, thyroxin, tetraiodothyronine, T | hormone produced by the thyroid glands to regulate metabolism by controlling the rate of oxidation in cells | |
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MT, t, metric ton, tonne | a unit of weight equivalent to 1000 kilograms | |
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tritium, T, hydrogen-3 | a radioactive isotope of hydrogen; atoms of tritium have three times the mass of ordinary hydrogen atoms | |
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T, t | the 20th letter of the Roman alphabet | |
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T, thymine | a base found in DNA (but not in RNA) and derived from pyrimidine; pairs with adenine |