Chordates have a complete digestive system and a closed circulatory system.
Chordates chordates chordates include fish, amphibians, reptiles, birds, and mammals.
Fish have a closed circulatory system.
What kind of circulatory system do fish have?
Options:
a) open
b) solid
c) closed
d) three
e) stagnant
f) kinetic
g) complex
h) gills