Vertebrates Flashcards by Dazza Preston

Q

What makes an animal a Chordate?

A

Dorsal
Notochord
Postanal tail
Pharyngeal slits

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Q

What are defining features of vertebrates?

A

Vertebral column
Cranium
Spinal cord
Neural crest

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Q

When did most animal phylum appear?

A

500 mya

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Q

What were the first vertebrates?

A

Fish like animals

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Q

How many groups of vertebrates are there?

A

7

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