8.4.2 Shows the interdependence of body systems, especially the digestive, circulatory, and respiratory systems, and how they function together to maintain life.
(8.4.2; Shows; the interdependence of body systems) (they; function together; to maintain life) Context(they function together,List([121, 143))):(they; function together to maintain; life)
they function together,List([121, 143))
8.4.2 they they
Shows function together function together to maintain
the interdependence of body systems
to maintain life
life