isozyme

[ ahy-suh-zahym ]
/ ˈaɪ səˌzaɪm /

noun Biochemistry.

any of the genetically variant forms of certain enzymes that catalyze the same reaction but that may differ in activity, composition, or physical properties.

QUIZZES

THIS PSAT VOCABULARY QUIZ IS PERFECT PRACTICE FOR THE REAL TEST

In our third teacher-created PSAT practice test there are new and unique vocabulary terms you may have never heard of! Can you guess what they mean?
Question 1 of 10
seclusion
Also called isoenzyme.

Origin of isozyme

First recorded in 1955–60; iso- + (en)zyme
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for isozyme

isozyme
/ (ˈaɪsəʊˌzaɪm) /

noun

any of a set of structural variants of an enzyme occurring in different tissues in a single speciesAlso called: isoenzyme

Derived forms of isozyme

isozymic (ˌaɪsəʊˈzaɪmɪk, -ˈzɪm-), adjective

Word Origin for isozyme

from iso- + (en) zyme
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for isozyme

isozyme
[ īsə-zīm′ ]

n.

Any of a group of enzymes that are similar in catalytic properties but are differentiated by variations in physical properties, such as isoelectric point.isoenzyme
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.