Problem

Solutions For An Introduction to Genetic Analysis Chapter 17 Problem 6P

Step-by-Step Solution

Solution 1

The process in which meiotic nondisjunction generates aneuploid products can be shown in the following diagram:

Picture 2

A monosomic gamete from a first division disjunction in humans would have 0 chromosomes. A disomic gamete from a second division disjunction would have 2 chromosomes.

An individual formed by the union of a monosomic and a disomic gamete would be a cell with two chromosomes. This individual would be diploid like other humans but it would not be a combination of maternal and paternal gametes. Only the paternal gametes would be present in the individual.

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