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Cnidarians come in two forms: a medusa has tentacles that hang down and polyps usually live attached to a surface.

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What body systems do cnidarians have?

The body systems that cnidarians have take two forms. The main body forms are medusa and polyp. Cnidarians do not have a transport system and the body surface is used for gaseous exchange.


What are two forms of shape within cnidarians?

poly and medusa


Two main forms of life for the cnidarians?

Polyps, which are Sessile or stationary, and Medusa which move.


What are two forms of cnidrians?

The two forms of Cnidarians are the Medusoid or mobile form (e.g. Hydra), and the Polyp or sessile form (e.g. Aurelia).


What are two types of cnidarians that are formed by colonies?

small cnidarians and big cnidarians


What are the two body forms of cnidarians?

The two body forms of cnidarians are the polyp and the medusa. Polyps are typically sessile, tube-shaped organisms attached to a substrate, while medusae are free-swimming, umbrella-shaped organisms.


What happens after a bud forms on an organisms?

Organisms such as cnidarians, sponges and some fungi can reproduce .


What are the names of the two types of true tissue found in the cnidarians?

The two types of true tissue found in cnidarians are the epidermis and the gastrodermis.


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 did polymorphism in cnidarians influence adaptive radiation of the group?

Polymorphism in cnidarians, such as having different body forms like medusae and polyps, allowed for niche differentiation and exploitation. This increased the ecological diversity within the group, facilitating adaptive radiation into various habitats and lifestyles. These different forms allowed cnidarians to occupy different ecological niches, promoting speciation and diversification.


What are the Two general types of the cnidarians?

polyp and medusa


What is the segmentation for cnidarians?

Cnidarians are segmented into two main classes: Anthozoa (sea anemones and corals) and Medusozoa (jellyfish and hydrozoans), based on their body forms. Anthozoa are generally sedentary, with a polyp body form, while Medusozoa are typically free-swimming with a medusa body form.