(chemistry, obsolete) Sulfur dioxide.

(biochemistry) The Krebs cycle.

Alternative spelling of non-esterified fatty acid

non-esterified fatty acid

(organic chemistry) A powerful synthetic hallucinogen, commonly abbreviated LSD.

(biochemistry) Any amino acid that has the amino and carboxylic functional groups attached to adjacent carbon atoms; beta-alanine is the only one that occurs in nature, but not in peptides or proteins.

(biochemistry) Any amino acid that has the amino and carboxylic functional groups attached to the same carbon atom; especially those amino acids that occur naturally as peptides and proteins.

(organic chemistry) The common name for undecylenic acid.

(biochemistry) A naturally-occurring biochemical of uncertain function; sometimes used as a recreational drug

(chemistry) Any chemical species that acts as a donor of protons