Which mineral is essential for the activation of the enzyme delta-aminolevulinic acid dehydratase, involved in heme synthesis?

A Zinc ✓
B Iron
C Copper
D Lead

Explanation

Zinc is a cofactor for the enzyme delta-aminolevulinic acid dehydratase, which plays a crucial role in heme synthesis.

Source

Harper's Biochemistry
Minerals and Trace Elements Biochemistry Heme Synthesis Medium MEDICAL Confidence: high