annelids-have-a-_____-digestive-system-whereas-platyhelminthes-have-a-_____-dige

Question

Annelids have a _____ digestive system, whereas platyhelminthes have a _____ digestive system.

Accepted Answer

tube-like; sac-like

Answer

sac-like; tube-like

Answer

tube-like; rudimentary

Answer

most advance; simple