Home › AP EAMCET › Biology › Zoology Unit 4: Animal Diversity-II: Phylum Chordata › Division Agnatha of vertebrates is characterised…
Division Agnatha of vertebrates is characterised by lacking
Aa vertebral column
Ba dorsal nerve cord
Ca pharynx with slits
Da pair of jaws
Answer & Solution
Correct answer: D. a pair of jaws
Agnatha means jawless; cyclostomes such as lampreys have a sucking mouth with no jaws.
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