Gastrovascular cavity in hydra and jelly fish . What it\'s called in o

1.	Gastrovascular cavity in hydra and jelly fish . What it\'s called in one word
Answer» It\'s called hypostome in one word The gastrovascular cavity in Cnidaria is surrounded by an inner tissue layer called the gastrodermis. ... It should be noted that cnidarians come in two general body plans - the medusa form found in jellyfish, and the polyp form found in corals, hydras and sea anemones.

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