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Foetal hemoglobin has a Sigmoid dissociation curve which is shifted to left relative to adult Hb because
(A) Foetal HB has lower P50 ( 18-20 mm Hg ) than Adult Hb ( 26.6 mm.Hg )
Explanation:
Foetal HB has lower P50 ( 18-20 mm Hg ) than Adult Hb ( 26.6 mm.Hg )