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Q 2778691506.     Assertion (A) Phenylketonuria and sickle-cell anaemia are autosomal recessive traits disorder.
Reason (R) In phenylketonuria due to lacks
of phenylalanine hydroxylase AA-tyrosine is converted into phenylalanine (AA) while in sickle-cell anaemia valine is replaced by glutamic acid in `beta` chain.
BCECE 2013 Mains
(Provided By a Student and Checked/Corrected by EXXAMM.com Team)