The fundamental structural and functional unit of living organisms.
Slots Of Instances:
(Slot-Value-Type Cell Adjacent-To Anatomical-Structure)
(=> (Cell ?Self)
(Exists (?A)
(And (Finer-Grain-Component-Of ?Self ?A)
(Or (Body-System ?A)
(Tissue ?A)
(Organism ?A)
(Body-Part ?A)))))