What is the function of the trigger on a cnidocyte?
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Answer
Activates the firing mechanism of a nematocyst.
The trigger on a cnidocyte activates the firing mechanism of a nematocyst.
Answer for screen readers
The trigger on a cnidocyte activates the firing mechanism of a nematocyst.
More Information
The cnidocyte has a hair-like trigger called a cnidocil. When triggered, the nematocyst discharges, propelling a barbed thread that can penetrate prey and deliver toxins.
Tips
Common mistakes include confusing the function with other cellular activities, like enzyme release.
Sources
- Cnidocyte - Wikipedia - en.wikipedia.org
- The architecture and operating mechanism of a cnidarian stinging cell - pmc.ncbi.nlm.nih.gov
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