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Breathing and Exchange of Gases — BIOLOGY STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceBIOLOGYBreathing and Exchange of Gases1 Mark
MCQ
The haemoglobin of a human foetus.
  • A
    Has a lower affinity for oxygen than that of the adult.
  • B
    Its affinity for oxygen is the same as that of an adult.
  • C
    Has only $2$ protein subunits instead of $4.$
  • ✓
    Has a higher affinity for oxygen than that of an adult.
✓

Answer

Correct option: D.
Has a higher affinity for oxygen than that of an adult.

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