quadruplicate gene造句

Sets of duplicated, triplicated and quadruplicated genes, with the related genes on different chromosomes, are deduced to be remnants from genome or chromosomal duplications.
There are several cases in which one gene is found in the roundworm or fly and four very similar genes in vertebrates . ( The quadruplicated genes that failed to find a useful role would have been shed from the genome .)
It's difficult to find quadruplicate gene in a sentence. 用quadruplicate gene造句挺难的