Cnidarians

Cnidarians

Cnidarians, in the phylum Cnidaria, include organisms such as the jellyfish, corals, and sea anemones. Cnidarians are among the simplest of the so-called "higher" organisms, but are also among the most beautiful.

CK-12 (Middle School)

ESSENTIAL QUESTION:

What characteristics distinguish cnidarians from other invertebrates?
STANDARDS:
RST.2 - Main Ideas, RST.4 - Key Terms

DEPTH OF KNOWLEDGE (DOK) LEVELS:

1,3,4
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