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Gill arches

Stiffenings which support the flesh between the gill slits of chordates. In most vertebrates, the first gill arches have been modified to form the jaw, and in tetrapods, the inner ear bones.

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  • Part of Speech: noun
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  • Industry/Domain: Biology
  • Category: Zoology
  • Company: Berkeley
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Related terms

gill arch
Natural environment; Coral reefs

One of several curved bony or cartilaginous structures located on either side of the pharynx that support the gills of fishes and amphibians. Each gill arch is made up of an upper ...

gill arches
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Stiffenings which support the flesh between the gill slits of chordates. In most vertebrates, the first gill arches have been modified to form the jaw, and in tetrapods, the inner ...

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