recombinant DNA
noun Genetics.
DNA in which one or more segments or genes have been inserted, either naturally or by laboratory manipulation, from a different molecule or from another part of the same molecule, resulting in a new genetic combination.
Origin of recombinant DNA
First recorded in 1970–75
British Dictionary definitions for recombinant dna
recombinant DNA
noun
DNA molecules that are extracted from different sources and chemically joined together; for example DNA comprising an animal gene may be recombined with DNA from a bacterium
Medical definitions for recombinant dna
recombinant DNA
n.
Genetically engineered DNA prepared by transplanting or splicing one or more segments of DNA into the chromosomes of an organism from a different species. Such DNA becomes part of the host's genetic makeup and is replicated.
Scientific definitions for recombinant dna
recombinant DNA
[ rē-kŏm′bə-nənt ]
A form of DNA produced by combining genetic material from two or more different sources by means of genetic engineering. Recombinant DNA can be used to change the genetic makeup of a cell, as in adding a gene to make a bacterial cell produce insulin.