- a sex-determining chromosome or gene.
- Also called F factor, fertility factor. a plasmid in certain bacteria that enables transfer of genetic material from a donor cell to a recipient by conjugation, resulting in recombination.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- F plasmid
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.