Often lack a digestive system because they absorb digested food directly from the host B. Reduced nervous system C. Comnplex and extensive reproductive system D. Platyhelminths: Flatworms 1.
(they; absorb directly; from the host) Context(they absorb directly,List([38, 72))):(B.; Reduced; nervous system C. Comnplex and extensive reproductive system D. Platyhelminths)
they absorb directly,List([38, 72))
they B.
absorb directly Reduced
from the host
nervous system C. Comnplex and extensive reproductive system D. Platyhelminths