Physiological studies have traditionally been divided into plant physiology and animal physiology, but some principles of physiology are universal, no matter what particular organism is being studied.
Tiɣir tin tiɣiswen daɣ alasal azzunnat s plant taɣissa tan ahihk d taɣissa tan arizzej mucham ichiritan n ichikil n taɣissa olahan daɣ alɣalim a t imos tamaxluk fuk ta fal tijja teɣare