Gene, Biology

Gene is the fundamental physical and functional unit of the heredity (generally DNA, Some of the organisms have RNA a gene). A gene is an ordered series of nucleotides located in the specific position on a particular chromosome which encodes a specific functional product (that is a protein or RNA molecule) which contributes to or influences the phenotype of the cell. A gene generally contains coding areas, introns, untranslated regions and control regions. 

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