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Anthozoans are cnidarians that do not have a Medusa stage. This class includes organisms like corals and sea anemones, which exist solely in the polyp form throughout their life cycle. Unlike other cnidarians such as jellyfish, anthozoans are primarily sessile and have a more complex body plan adapted for their specific habitats.
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What Organisms which typically exhibit a polyp stage and a medusa stage belong to which class of Cnidarians?
Obelia
Does the freshwater hydra have a medusa stage in its life cycle?
No, the freshwater hydra does not have a medusa stage in its life cycle. The hydra belongs to the class Hydrozoa, which typically do not have a medusa stage like other cnidarians such as jellyfish. Instead, hydras reproduce asexually by budding.
Do cnidarians the polyp body type is usually sessile the Medusa body type is free-swimming?
are you stupid
What is the function of the medusa stage?
The medusa stage is the free-swimming phase in the life cycle of cnidarians, such as jellyfish. Its primary function is reproduction; medusae produce gametes that facilitate sexual reproduction, leading to the formation of zygotes. Additionally, the medusa stage allows for dispersal and movement through the water, enabling the organism to colonize new areas and find food. Overall, it plays a crucial role in the lifecycle and ecological success of cnidarians.
What is the bell shaped free living stage of cnidarians called?
In a word, medusa.Linnaeus coined the term medusa in 1752, referring to the free swimming, umbrella shaped stage of jellies. His reference was to the Greek myth of Medusa, whose hair was comprised of venomous snakes that resembled the stinging tentacles typically trailing behind this form of jelly. Not all cnidarians have a medusa stage, such as anemones, corals, and stalked polyps. However, all species that do have such a stage, are included in the sub-phylum, Medusozoa.
What are two stages of cnidarians?
Polyp and medusa are two stages in life cycle of cnidarians , polyp is hydra like and medusa is jelly fish like .
How do you spell medussa?
The word here may be Medusa, a snake-tressed gorgon of Greek mythology. The name medusa is also applied to the free-swimming stage of marine cnidarians (jellyfish, stinging nettles).
What are the Two general types of the cnidarians?
polyp and medusa
What is the free-floating body form of a cnidarians?
Medusa
What do the two body forms of cnidarians look like?
Cnidarians have two main body forms: the medusa form, which is free-swimming and umbrella-shaped, and the polyp form, which is stationary and tube-shaped. Medusae have tentacles around the edge and a central mouth, while polyps have a columnar body with tentacles surrounding a central mouth.
What class of cnidarians typically only live as polyps?
The class of cnidarians that typically only live as polyps is the Anthozoa. This class includes sea anemones and corals, which exist primarily as polyps and do not have a medusa stage in their life cycle.
What are two forms of shape within cnidarians?
poly and medusa
