Polymorphism多态性 >Polymorphism in biology occurs when two or more clearly different phenotypes exist in the same population of a species >In other words,the occurrence of more than one form or morph.In order to be classified as such,morphs must occupy the same habitat at the same time and belong to a panmictic population (one with random mating随机交配)， Polymorphism orphism 多态性 ¾Polymorphism in biology occurs when two or more clearly different phenotypes exist in the same population of a species ¾In other words, the occurrence of more than one form or morph. In order to be classified as such, morphs must occupy the same habitat at the same time and belong to a panmictic population (one with random mating 随机交配)