A trait that is controlled by a group of nonallelic genes. Supplement. Polygenic traits are controlled by two or more than two genes (usually by many different genes) at different loci on different chromosomes. These genes are described as polygenes.xamples of human polygenic inheritance are height, skin colour and weight. Polygenes allow a wide range of physical traits. For instance, height is regulated by several genes so that there will be a wide range of heights in a population. Word origin: poly = many + genic = of genes.
They are found in eastern Russia. The average weight of male Siberian tiger is 300 to 350kg. Its body length is around 200-230cm while its tail length varies from 90-110cm. The average weight of female Siberian tiger is 130-160kg which is always lesser than males. Her body length is 160 to 180 cm and her tail is 80 to 110 cm long.
Siberian Tiger who is also known as Amur Tiger is thought to be the largest tiger in the world. They are called Amur tigers because they are found mainly along the Amur River in eastern Russia. The weight of male Siberian tiger varies from 400 to 700 pounds while of female it varies from 200 to 300 pounds. Siberian tigers are recognized by their reddish-orange coat white a belly and black stripped marking.