Q27 · CSIR NET Chemistry, December 2017
Paper: CSIR NET December 2017 · Subject: Inorganic Chemistry · Chapter: Bioinorganic Chemistry · Topic: Oxygen Carriers Hemoglobin · Marks: 2 · Difficulty: Easy
The correct statement for cytochrome c is
(a)It is a non-heme protein
(b)The coordination number of iron in cytochrome c is five
(c)It is a redox protein and an electron carrier
(d)It can store or carry dioxygen
Answer
Answer: C ✓ checked by 4AB · confidence high
Explanation
Cytochrome c is a haem protein with six-coordinate iron (His/Met axial ligands); it carries electrons (Fe²⁺/Fe³⁺) and cannot bind O₂.
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