释义 |
DictionarySeesex factorSee sex factor See sex factorF plasmid, F factor, fertility factor
F plasmid, F factor, fertility factor or sex factor a plasmid that confers donor status on an F+ CELL, so that the F+ cell transfers a copy of the F plasmid, and chromosomal DNA at low frequency, to an F-CELL during CONJUGATION, the recipient becoming F+. See also HFR STRAIN. |