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Which of the following statements are the correct?
(i) Failure of segregation of chromatids during cell division results in aneuploidy.
(ii) Chromosomal disorders are mainly determined by alteration or mutation in a single gene.
(iii) Thalasemia and cystic fibrosis are M endelian disorders.
(iv) Sicklecell anemiais an X-linked trait.
(v) Haemophilia is an autosomelinked recessivedisease.
(A) (i) and (iii)
(B) (i), (iii) and (iv)
(C) (iii) and (iv)
(D) (ii) and (iii)
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