Differentiate between aneuploidy and polyploidy.

Aneuploidy is the presence of an abnormal number of chromosomes in a cell. There is an extra chromosome present in this case.

Polyploidy is the presence of the extra set of the chromosome in the cells. There is a complete new set of the chromosome present.

All the given conditions are the cases of aneuploidy. There are less or more number of chromosomes in the same set.