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tetrapyrrole
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tetrapyrrole

chemical compound
Also known as: cyclic tetrapyrrole

Learn about this topic in these articles:

biological coloration

  • How does an anole change its color?
    In coloration: Tetrapyrroles, porphyrins, and their derivatives

    …four pyrrole rings, or cyclic tetrapyrroles. This basic compound is known as porphin.

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