The correct spelling is "parasitic."
Infective stage is the life cycle stage where parasite able to initiate an infection in a definitive or intermediate host. Diagnostic stage is the life cycle stage leaving the definitive host, it is the stage that links the parasitic way of life with either the free-living phase of the life cycle or the phase of development that occurs in an intermediate host.
No, sponges are not parasitic.
a free-swimming larval stage in which a parasitic fluke passes from an intermediate host (typically a snail) to another intermediate host or to the final vertebrate host
parasitic
yes, they are parasitic
Sponges are not parasitic. Where as polyps.
Antihelminthics are the drugs that kill parasitic worms.
the parasites which complete their life cycles in one host
The Final Stage of a parasitic life-cycle is the stage in which it reproduces sexually. So, in the Fluke's life-cycle, the cow or human host where the larval forms grow into sexually mature adults and reproduce.
As of yet, there is no known species of parasitic echinoderms.
Parasitic People was created in 1996.