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Meiosis & Genetic Variability
Next Generation: HS.LS3.2 HS.LS3.2

Meiosis & Genetic Variability

Author: Aaron Mullally

This lesson will discuss how the process of meiosis produce individuals with varied combinations and variations of parental genes.

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Genetic Recombination

Source: Meiosis image, Creative commons: Meiosis & Recombination; Public Domain:

Terms to Know
Crossing Over

A process in which homologous chromosomes will exchange genetic material with one another; results in genetic variability.


Occurs in meiosis II when homologous chromosomes are separated resulting in gametes with a haploid number of chromosomes.


A type of cell division that takes place in germ cells to produce haploid gametes.