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Hemoglobin MCQ App & e-Book Download - 1045

MCQ:

Porphyrin ring in hemoglobin molecules contain which atom in their centers?

  1. magnesium
  2. iron
  3. hydrogen
  4. nickel

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Hemoglobin App (Android & iOS)

Hemoglobin App (Android & iOS)

College Biology App (Android & iOS)

College Biology App (iOS & Android)

Zoology App (Android & iOS)

Zoology App (Android & iOS)

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Phylum App (iOS & Android)