Fetal
haemoglobin
(a)
forms 60% of circulating haemoglobin at birth
(b)
is normally replaced by haemoglobin A (HbA) within
6–9
months
(c)
has a sigmoid-shaped dissociation curve
(d)
has a greater oxygen content at any given PO2
than adult
haemoglobin
(e)
binds 2,3-DPG more avidly than HbA
(a)
false (b)
false (c)
true (d)
true (e)
false
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