A ribozyme is defined as an enzyme
A) in which an RNA molecule is responsible for the catalytic activity.
B) that catalyzes the cleavage of RNA.
C) that is involved in translation.
D) that catalyzes the addition of ribose moieties to RNA.

Question

Quizplus · Accepted Answer

A ribozyme is an RNA molecule that functions as an enzyme, catalyzing chemical reactions just as proteins do. Unlike proteins, however, ribozymes are composed of RNA, and use RNA to perform their catalytic function.

A Ribozyme Is Defined as an Enzyme