Also found in: Dictionary, Thesaurus, Medical, Legal, Financial.
Related to metabolic block: prototroph
metabolic block[‚med·ə¦bäl·ik ′bläk]
A nonfunctional reaction in a metabolic pathway due to a defective enzyme whose normal counterpart catalyzes the reaction.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.