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Biology 20 Online
OpenStudy (anonymous):

Jellyfish and sponges have _________: specialized venomous cells used for defense and to help capture prey.

OpenStudy (anonymous):

Nematocysts: A capsule within specialized cells of certain coelenterates, such as jellyfish, containing a barbed, threadlike tube that delivers a paralyzing sting when propelled into attackers and prey. Also called stinging cell.

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