Problem 15

Background and context

• Monosomy is the condition that arises due to non-disjunction in which individuals have only one copy of chromosomes instead of the normal two copies found in diploid cells. Represented as   .
• Nondisjunction is the failure of the separation of sister chromatids or homologous chromosomes at the time of meiosis or gamete formation. Trisomy is the condition that arises due to non-disjunction in which individuals have three copies of the same chromosomes instead of normal two copies.