chordates-vertebrata-reptilia Flashcards by stephbeff t. | Brainscape

Q

scales of

A

keratin

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Q

what develops on toes

A

claws

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Q

type of egg

A

amniotic egg

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Q

chambered heart

A

3

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Q

crocodiles have #chambered heart

A

4

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Q

circulatory system

A

double loop

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Q

snakes have what smelling structure

A

jacobson’s organ

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Q

everything hole

A

cloaca

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Q

how it gets heat

A

ecto therms

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