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Question

Which two functions do nematocysts perform?


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Solution

The two main functions of nematocysts are defense and capturing prey.

  1. Nematocysts are the stinging capsules of cnidoblasts which are used for stinging.
  2. This capsule contains tightly coiled thread which quickly turns outward.
  3. Stinging capsules (nematocysts) are the organs of offence and defense, present in the phylum Coelenterata.
  4. Sea pen and sea fan are members of this phylum.

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