JEE Main levelSingle correct optionDifficulty 2 of 3bm119
Which of the following enzyme-substrate or enzyme-reaction pairs is correct?
AMaltase: hydrolysis of maltose to two molecules of glucose
BPepsin: hydrolysis of starch to maltose
CZymase: hydrolysis of urea to ammonia
DInvertase: conversion of lactose to glucose and galactose
Answer: A
Maltase splits the disaccharide maltose into two glucose units. Pepsin acts on proteins, zymase converts glucose to ethanol and carbon dioxide, and invertase acts on sucrose, not lactose.