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Digestive System of Earthworms – Structure, Diagram and …
WebApr 7, 2015 · Scientists say they have found proof that different species of earthworms are being used for ecotoxicological tests. Ecotoxicology employs standardized test procedures that work with model ... WebThe phylum Platyhelminthes includes flatworms. “Platy” means flat and “helminth” means worm. They can be divided into three major categories: (1) Turbellaria: free-living flatworms, like Planarian (in freshwater) and Divided flatworm (in marine); (2) Trematoda: parasitic flukes that Infect internal organs of a host. Ex. Schistosoma fluke causes … tsukishima aesthetic wallpaper
Planarian - Wikipedia
WebGeneral Earthworm Diagram. The clitellum of adult earthworms contains features called genital tumescence, tubercula pubertatis.The clitellum features and the male pores and female pores found above the clitellum and are all parts of the earthworm reproductive system. The prostomium is the earthworm mouth. The setae are tiny hair-like … WebApr 6, 2024 · The Earthworm is a hermaphrodite, but in the same individuals, male and female generative openings are found. There are 4 pairs of small ventrolateral … WebEarthworm Dissection 2/2 Earthworm Dissection: Internal Anatomy 1. Lay the worm on your dissecting tray with its dorsal side facing up. Use dissection pins to secure each end on the tray. Start your dissection about an inch pos-terior to the clitellum. Lift up the skin with a pair of forceps and snip an opening with a pair of dissecting scissors. tsuki shape heat-activated blow dry spray