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Nilanjan Bhowmick AIR 3, CSIR NET (Earth Science)
Eduncle Best Answer
'Watson & Singh' (1953) first introduced the concept called gene pyramiding.Gene pyramiding is defined as a method aimed at assembling multiple desirable genes from multiple parents into a single genotype.The end product of a gene pyramiding program is a genotype with all of the target genes. According to this definition Option 3rd is the right answer.