Web6 apr. 2024 · Their reproduction cycle has two distinct stages (Polyp stage and medusa stage), and it takes two generations to complete the cycle. Their body wall consists of 3 basic layers: the outer layer or epidermis, an inner layer made up of endodermal cells that line the gastrovascular cavity, and a layer in between the two called mesoglea. Web22 jun. 2024 · What differences do you see in the polyp and medusa stages of obelia to that of Aurelia? A. Medusa: It has a small size, often called swimming bell and the …

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WebPolyps are sessile as adults, with a single opening to the digestive system (the mouth) facing up with tentacles surrounding it. Medusae are motile, with the mouth and tentacles hanging from the bell-shaped body. In other cnidarians, both a polyp and medusa form exist, and the life cycle alternates between these forms. WebPolyps are bottom-dwellers, while medusas are free-swimmers. Polyps have a mouth on one end and a long, pointed tail on the other. Medusas have a mouth on the underside … bourbon in raleigh nc

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Web3 jul. 2024 · Ephyra and Medusa . When the polyp hydroid colony is ready for the next stage in its development, the stalk portions of their polyps begin to develop horizontal … Web26 feb. 2024 · Polyp and medusa are two life cycle stages of the Cnidaria phylum, alternating in some species, while other Cnidaria species exist as either polyp in the case of the Anthozoa class or medusa in the case of … WebWhat is difference between polyp and medusa? Sessile structures are called polyps while the swimming forms are called medusa. The key difference between polyp and medusa is that polyp is a fixed, cylindrical structure, representing the asexual stage and medusa is a free swimming, umbrella-like structure, representing the sexual stage. guide tool box in matlab