WebHydra can be found in large variety of freshwater habitats. They mostly occur in ponds, ... Cnidarians alternate between the polyp and medusa life forms. In hydra, the medusa stage is absent and polyps reproduce both … WebResults from a 2 yr in situpolyp settlement study of Chrysaora chesapeakeicoupled with historical data and environmental conditions (temperature, salinity and water residence time) were analyzed to investigate the formation and distribution of polyp colonies at multiple spatial scales in Chesapeake Bay, USA. A spatially explicit generalized
The Occurrence, Habitat, and Prey of Craspedacusta sowerbyi ...
WebIt is the phenomenon in which, the alternation of a sexual phase and an asexual phase in the life cycle of an organism occurs. These two phases, or generations, are different morphologically, and sometimes chromosomally. e.g. Obelia of Phylum Cnidaria exhibit metagenesis,where two basic body forms called polyp and medusa exist. WebMay 22, 2024 · 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 … bank timing in ramadan pakistan 2022
Difference Between Polyp and Medusa – Pediaa.Com
WebApr 8, 2024 · The difference is that a jellyfish will develop into new stages beyond the polyp, while an animal like an anemone will essentially become an “adult polyp”. As the polyp grows, it begins to segment and create clones of itself. The polyp on the left is at the beginning of this stage of its life, but has not yet lost its tentacles. WebWhich of the following deep systematic relationships have been supported both by morphological and molecular phylogenetic analysis? -Cnidaria is the closest phylum of … WebAug 17, 2016 · B: Gonochorism in a species that has both a polyp and a medusa stage in its life cycle. The polyp gives rise asexually to a medusa, and gamete production takes place in the medusa. Different genets (G A, G B) produce gametes of a single sex. The medusa can be free-swimming or remain attached (gonophore). C: A hermaphroditic genet in polyair sitzkissen