HSC Together Year 12 Biology: Genetic Variation

Genetic Variation

Genetic variability refers to the amount by which individuals in a population vary from each other genetically. This is a result of crossing over of homologous chromosomes and random segregation of chromosomes during meiosis. It can also be due to the random union of sex cells during fertilization or mutations. The video below explores the relationship between meiosis and genetic variation and how variations are produced.

 

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