Choose correct option.

$(i)$ The heterozygous female transmit the disease to son.

$(ii)$ Change in the shape of the $RBC$ from biconcave disc to elongated sickle like structure.

$(iii)$ Mentally retarded.

$(iv)$ Heamoglobin not formed proper amount in blood.

  • A

    Colour blindness, thalassaemia, pheny ketonuria, anaemia.

  • B

    Haemophilia, sickle cell anaemia,Klinefelter's syndrome, thalassemia.

  • C

    Down's syndrome, klinefelter's syndrome,colour blindness, turner's syndrome. .

  • D

    Haemophilia, sickle cell anaemia,phenyl ketonuria, thalassaemia.

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