Jumping gene is:
Ans. is 'a' i.e., Transposon(Ref: Ananthanarayan, 9th/e, p. 63 and 8th/e, p. 64)Transposons are also known as jumping genes.Transposons are also known as jumping genes. They move between chromosomal DNA and extra chromosomal DNA within cell. They take part in drug resistance mechanism.
Transposon
Cosmid
Episome
Plasmid
General