As nouns the difference between zymogen and ribozyme
is that zymogen is (biochemistry) a proenzyme, or enzyme precursor, which requires a biochemical change (ie hydrolysis) to become an active form of the enzyme while ribozyme is a fragment of rna that can act as an enzyme.
zymogen
English
Noun
(
en noun)
(biochemistry) A proenzyme, or enzyme precursor, which requires a biochemical change (i.e. hydrolysis) to become an active form of the enzyme.