Enzyme production in the liver is increased

10 years old boy presented with muscle weakness and fatigue with increased lead in blood. Which of following enzyme production in the liver is increased?

Ferrochetalase

PBG deaminase

Heme oxygenase

ALA synthase

Explanation:

In lead toxicosis ALA Dehydratase is inhibited hence heme decreased which inturn induce ALA Synthase hence D is the answer