Animals called ______ have radial symmetry, a gastrovascular cavity, and a body composed of a layer of ectoderm and a layer of endoderm.Multiple choice question.spongescnidariansechinodermsmollusks

Mostly marine animals with radial symmetry, two germ layers, and stinging cells are called ______, which include jellyfishes, hydras, corals, and sea anemones.Multiple choice question.spongesmolluskscnidariansannelids

All animals exhibit some form of body symmetry exceptMultiple choice question.vertebrates.cnidarians.sponges.brachiopods.annelids.

Animals with deuterostome development, bilateral symmetry as larvae, and five-part radial symmetry as adults are calledMultiple choice question.sponges.echinoderms.mollusks.cnidarians.

How do sponges differ from all other animals?Group of answer choicesSponges exhibit radial symmetry.Sponges lack true tissues.Sponges have a true coelom.Sponges lack a true body cavity.Sponges are autotrophs.

Octopus has:1. Tetrameric radial symmetry2. Hexameric radial symmetry3. Octomeric radial symmetry4. Bilateral symmetry