Flame cell. flame cell. an excretory cell with a bunch of cilia that expel wastes to the outside; the action s of the cilia somewhat resemble a flickering flame, as in certain flatworms. Source: Noland, George B. 1983. General Biology, 11th Edition.
spay definition, meaning, what is spay: to remove the ovaries of a female animal: . Learn more.
Spaying is a surgical procedure in which a female dog's ovaries, uterus and fallopian tubes are removed to prevent reproduction. Besides preventing unwanted litters, spaying provides collateral benefits: Spayed females do not go into heat, they have reduced risks of breast cancer, and they will not be at risk of getting cysts or tumors of the female reproductive system.