Conjugation (cell-to-cell transfer of DNA)

Definition

Conjugation is direct transfer of DNA from one bacterial cell to another through a structure called pilus.

Related terms

Pilus: A hair-like appendage found on the surface of many bacteria that is used to transfer DNA during conjugation.

F Plasmid: A piece of DNA in some bacteria that carries genes for sex pili and for the donation of DNA during conjugation.

Hfr Cell: A bacterial cell in which the F plasmid has become integrated into the chromosome.