![Mendel’s law of independent assortment[Credits : Encyclopædia Britannica, Inc.]](http://media-2.web.britannica.com/eb-media/75/775-004-F3BAFB88.gif)
The example here shows a cross of peas having yellow and smooth seeds with peas having green and wrinkled seeds. A stands for the gene for yellow and a for the gene for green; B stands for the gene for a smooth surface and b for the gene for a wrinkled surface.
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