1 One or more genes may cause the epilepsy or epilepsy may be caused by the way some genes work in the brain. 2  The relationship between genes and seizures can be very complex and genetic testing is not available yet for many forms of epilepsy.
Wiktionary (5.00 / 1 vote) Rate this definition: biology (Noun). The study of all life or living matter. biology (Noun). The living organisms of a particular region. biology (Noun). The structure, function, and behavior of an organism or type of organism. the biology of the whale.
Physiology definition, the branch of biology dealing with the functions and activities of living organisms and their parts, including all physical and chemical processes. See more. Dictionary.com