Biology, 25.07.2019 07:30, amandamiro05

Jaws evolved see concept 34.3 (page 724) view available hint(s) jaws evolved see concept 34.3 (page 724) from the rasping tongue from the bony armor of ostracoderms from arthropod jaws by modification of the skeletal rods that previously supported the anterior pharyngeal gill slits by modification of middle ear bones

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Jaws evolved see concept 34.3 (page 724) view available hint(s) jaws evolved see concept 34.3 (pag...