Meiosis
Biology .
Independent Assortment
The random assortment of homologous chromosomes that occurs during meiosis.
Nondisjunction
An alteration in which homologous chromosomes fail to separate normally during meiosis
Fertilization
The joining of egg and sperm (both haploid) to produce a diploid zygota
Mutations
A change in the order of nitrogen bases in a cell’s DNA that results in different genetic sequences
Crossing Over
The exchange of genetic material that occurs between homologous chromosomes during the beginning of meiosis