Assertion: invertebrate's system | /r/HasProperty | simple
Facets:
value: very
type: DEGREE
value: relatively
type: DEGREE
value: compared to other marine life
type: OTHER
value: with five radial nerves
type: OTHER
Source sentences:
text: The digestive system is simple, consisting of a mouth, stomach, intestine, and anus.
text: On the other hand, most invertebrates have simple nervous systems, and behave almost entirely by instinct.
text: The nervous system in these animals is a relatively simple structure with a nerve ring at the center and five radial nerves extending outward along the arms.
text: Most invertebrates possess a simple respiratory system, with the most common form being gills and trachea.
text: The digestive system of echinoderms is relatively simple and primitive compared to other marine life; some species ingest and expel waste through the same orifice.
text: The nervous system of the starfish is very simple...there is no brain and there are not even any ganglia to coordinate movement.
text: The nervous system is very simple, consisting of a nerve ring surrounding the mouth, a ventral nerve cord, and peripheral nerves.
text: Vertebrates have a well-developed nervous system that enables them to react swiftly to environmental changes, but invertebrates have simple nervous systems that allows them to behave by instinct.