Karyotype

Is the study of chromosomes shorted by length, centromere location and other defining feature.

In-Vitro Fertilization

Is the fertilization of the ovule while is outside from the female body.

Homologous Chromosomes

Are a pair of chromosomes that have identical size, shape, and same gene sequence.

Crossing Over

Crossing Over is the process when two homologous chromosomes exchange information between them. They break at corresponding sites and exchange segments of themselves.

X and Y chromosomes

X and Y chromosomes are the two chomosomes that cause the type of sex of the offspring. If apears XX the offspring will be female; but if apears XY the offspring will be male.