This theory was proposed by T.H Morgan, he has conducted many experiments in drosophila. He has got Nobel Prize in 1933It consists of four points they areGenes that show linkage are situated on same chromosomeGenes are Linearly arranged in Chromosomesthe strength of linkage is directly propotional to the distance between the genesDuring the course of inheritance linked genes remain in their original combinations.Two genes in a heterozygous individual shows “Cis” or “Trans” type of arrangement Got something to say about this post? Leave a comment...your comments are valuable for improving the posts.