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Question : What is DNA polymorphism? Mention its siguificance. |
| Answer» Solution :Usually a gene exists in two alternative FORMS, but some time a gene may exist in more than two alternative forms. This phenomenon of a gene occurring in multiple forms for a character LOCATED on the same locus in different organisms is CALLED multiple allelism or Gene polymorphism. A,B, AB, O BLOOD groups are the best examples of multiple allelism. | |