Chromosomal non-disjunction responsible for all except
Answer- B. Neurofibromatosis type 1MonosomyTurner syndrome (45XO)Autosomal trisomyDowns syndrome- Trisomy 2lEdwards syndrome- Trisomy 18Patau syndrome- Trisomy 13Sexchromosome aneuploidyKleinfelter syndromeXYY maleUniparentral disomyPradder willi angleman syndromeMosiacismPallister killian syndromeHypomelanosis of ito
Down's syndrome
Neurofibromatosis type 1
Pradderwilli syndrome
Angleman syndrome