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  • Human Biology and Anatomy Quiz
  • The metal present in the haemoglobin is __.
Multiple choice

The metal present in the haemoglobin is __.

  1. Copper

  2. Aluminum

  3. Zinc

  4. Iron

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Hemoglobin is an iron-containing oxygen-transport metalloprotein in the red blood cells of almost all vertebrates. Each subunit contains a heme group with an iron atom at its center.

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