NEET BIOLOGY

Detailed explanation-1: -Example – eye colour, hair colour, lobed or lobeless ears, etc. Note: Variation is too necessary in respect to evolution, without variation evolution cannot take place.

Detailed explanation-2: -You probably know the verb vary, which means “to change or introduce differences.” Varying is the adjective form of vary and is used to describe things that change or include different elements. If you vary your diet, for example, that means you eat a wide variety of foods, not the same old thing every day.