Chromosomal non-disjunction responsible for all except
High-Yield Explanation
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