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.
noun 1. a round ornament consisting of six lobes divided by cusps.
- Sex gland
sex gland n. A testis or an ovary; a gonad.
- Sex goddess
noun, Biochemistry. 1. any of a class of steroid hormones that regulate the growth and function of the reproductive organs or stimulate the development of the secondary sexual characteristics. noun 1. an animal hormone affecting development and growth of reproductive organs and related parts sex hormone n. Any of various steroid hormones, such as estrogen […]