Describe nondisjunction and the effect it can have on a human. Describe nondisjunction and the effect it can have on a human.

Non-disjunction leads to presence of abnormal chromosomes in an individual thereby causing genetic diseases like down syndrome

Explanation:

Nondisjunction can cause non separation of chromosomes at the time of cell division thereby resulting of abnormal chromosomes in an individual. These abnormal chromosome number could lead to various genetic disorder such as Down syndrome or trisomy 21 in which an individual has  47 chromosome instead 46

b. andrew