A Deletion of a Particular Stretch of Chromosome 15 Can

Multiple Choice

A deletion of a particular stretch of chromosome 15 can cause either Prader-Willi syndrome or Angelman syndrome,depending on

A) the parental origin of the normal and deleted chromosome.
B) whether or not the region is methylated properly.
C) whether a translocation event has occurred.
D) whether a nondisjunction event has occurred.