F

feline
Pertaining to cats.
fermentation
Enzymatic decomposition and utililization of foodstuffs by microbes, as occurs in the large intestine and the forestomachs of ruminants.
ferritin
An iron storage protein found in essentially all lifeforms.
fertilization
Fusion between sperm and egg to generate a new organism.
flatus
Gas produced in the large intestine and expelled through the anus.
follicle-stimulating hormone
A glycoprotein hormone secreted from the anterior pituitary gland that controls several aspects of reproductive function.
free radical
An atom or group of atoms having an unpaired electron. Also referred to simply as a radical.

Last updated on 10/2/2004