WebFeb 7, 2024 · Types of Flatworms. Planaria are commonly called flatworms, and many species can be found in many different environments. For example, a flatworm called ''Giardia'' is a common parasite found in ... http://angelenamangieri.weebly.com/phylum-platyhelminthes.html

Lab 4 - Comparison of Parasitic and Free-Living Worms

WebSep 23, 2024 · Flatworms have three embryonic germ layers that give rise to surfaces covering tissues, internal tissues, and the lining of the digestive system. The epidermal … 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 … geographica xyz map

15.3: Flatworms, Nematodes, and Arthropods - Biology LibreTexts

WebDefin ition: a phylum of worms having bilateral symmetry and a. soft, usually flattened body, comprising the flatworms. Body Plan: Because flatworms are thin and most of their cells are close to the external environment, … WebExplain the basic body plan of members of the phylum Platyhelminthes. Identify representatives of the classes Turbellaria, Trematoda, and Cestoda. Compare and contrast the anatomy and morphology of free-living and … WebJul 23, 2012 · Well, in organisms such as Cnidarians, there are 2 layers of cells, the ectoderm which is the outside cells, like skin, and the endoderm, which forms the lining of the gut. Flatworms, like us, have these two … geographica 意味