State True of False
(i) Hetrozygous female for baemophilia may transmit the disease to sons
(ii) Affected individuals with phenylketonuna lack an enzyme that converts the amino acid phenylalanine into phenylpyruvic acid
(iii) Klinefelter's syndrome is caused due to the presence of an additional copy of X-chromosome resulting into a karyotype of `47//XXX`
(iv) Failure of segregation of homologous pair of chromosomes during cell division cyclic results in Turner's syndrome.

Explanation

(i) True
(ii) False
(iii) False
(iv) True