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Catalysis: homogeneous, heterogeneous, enzyme catalysis
NEET level
Single correct option
Difficulty 1 of 3
sc059
The enzyme urease catalyses
A
the conversion of glucose into ethanol and carbon dioxide
B
the hydrolysis of starch into maltose
C
the inversion of cane sugar into glucose and fructose
D
the hydrolysis of urea into ammonia and carbon dioxide
Answer: D
Urease hydrolyses urea:
NH
X
2
CONH
X
2
+
H
X
2
O
2
NH
X
3
+
CO
X
2
. Zymase, diastase and invertase act on glucose, starch and cane sugar respectively.
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