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Evolution Invented the Same Toxin Defense Repeatedly
A Science study reveals that unrelated animal species independently evolved nearly identical molecular mimics of the pain-causing peptide bradykinin as a defensive weapon.
Key Takeaways
- Unrelated species independently evolved toxins mimicking the pain peptide bradykinin
- Convergence occurs at the receptor-binding interface despite different molecular structures
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DT Editorial Team··4 min read·via science.org