2. What are the two main
morphological patterns of
cnidarians? Concerning
locomotion how do these
forms differentiate from each
other?

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Morphologically, cnidarians classify
polyps or medusae. are
cylindrical and are circular
convex, an umbrella. Both
have tentacles.

In polyps are sessile some
species, like , can move by
contact points on
substrate and performing .
Medusae can move water jets
by of the body.

cnidarians alternate polypoid
medusoid forms in life cycle.