Assertion: circulatory system | /r/CapableOf | evolve over time
Facets:
value: in the early evolution of animals
type: TEMPORAL
value: from simple diffusion through cells
type: CAUSE
Source sentences:
text: The circulatory system has evolved over time from simple diffusion through cells, in the early evolution of animals, to a complex network of blood vessels that reach all parts of the human body.