Multiple choice

Molecular weight of tetramers of hemoglobin is about

  1. 68000 dalton

  2. 88000 dalton

  3. 17000 dalton

  4. 34000 dalton

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A Correct answer
Explanation

Hemoglobin is a tetramer consisting of four polypeptide chains (2 alpha and 2 beta in adult hemoglobin). Each chain has a molecular weight of approximately 17,000 daltons, making the total approximately 68,000 daltons.