N1O1N1D2I1S1J8U1N1C3T1I1O1N1S1
25 points
NONDISJUNCTIONS is validvalid
NONDISJUNCTION, failure of disjunction [n]
NONDISJUNCTION, the failure of paired chromosomes to separate during mitosis [n]
NONDISJUNCTION, failure of disjunction [n]
NONDISJUNCTION, the failure of paired chromosomes to separate during mitosis [n]