WebThe flatworm simply diffuses oxygen via its skin. This occurs wherever it may need the oxygen. For example, it more oxygen is needed in the anterior portion of the animal, the oxygen... WebApr 9, 2024 · Gas exchange by direct diffusion across surface membranes is efficient for organisms less than 1 mm in diameter. In simple organisms, such as cnidarians and flatworms, every cell in the body is close to the external environment. Their cells are kept moist and gases diffuse quickly via direct diffusion.
Answered: How do flatworms accomplish gas… bartleby
WebFlatworms are small, literally flat worms, which “breathe” through diffusion across the outer membrane. The flat shape of these organisms increases the surface area for diffusion, ensuring that each cell within the body is close to the outer membrane surface and has access to oxygen. Weba) Plants produce oxygen during photosynthesis and they also need oxygen from the air for cellular respiration. b) Plants do not need oxygen because they use carbon dioxide in cellular respiration. c) Plants do not need oxygen because they do not undergo cellular respiration. fax brother 2480
The Circulatory System of Platyhelminthes Study.com
WebFlatworms synonyms, Flatworms pronunciation, Flatworms translation, English dictionary definition of Flatworms. n. Any of various parasitic and nonparasitic worms of the phylum … Webflatworm Home Science Bugs, Mollusks & Other Invertebrates Worms & Annelids flatworm Metabolism Both free-living and parasitic platyhelminths utilize oxygen when it is available. Most of the parasitic platyhelminths studied have a predominantly anaerobic metabolism (i.e., not dependent upon oxygen). WebThey 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 Schistosomiasis – fluke’s eggs clog blood vessels of patients; (3) Cestoda: parasitic … fax broadcast service