dictionary help1. First letter of the Greek alphabet, alpha, used as a classifier in the nomenclature of many sciences.
2. Symbol for atto-, Bunsen's solubility coefficient, specific optical rotation, absorbance, specific absorption coefficient, degree of dissociation, adenosine or adenylic acid in polynucleotides, alanine in polypeptides, first substrate in a multisubstrate enzyme=catalyzed reaction
3. In chemistry, denotes the first in a series, a position immediately adjacent to a carboxyl group, the first of a series of closely related compounds, an aromatic substituent on an aliphatic chain, or the direction of a chemical bond away from the viewer.
4. An abbreviation for Alpha particle, ampere, adenine, alanine, Helmholtz energy, total acidity, ante, area, asymmetric, auris, artery, arteria, absorptivity, alveolar gas, systemic arterial blood.
(05 Mar 2000)
9-cis-retinol dehydrogenase, 9-eicosenoic acid, 9H-fluorene, 9PAC < Prev | Next > A#, -a, a-, A-0, a1
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