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Dinosaurs might have had ______ chambered hearts, like living birds and crocodil

Lauren1

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Dinosaurs might have had ______ chambered hearts, like living birds and crocodil

Dinosaurs might have had ______ chambered hearts, like living birds and crocodiles
   a.   four-
   b.   three-
   c.   two-
   d.   one-

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milestone23

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Lauren1 Author

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#2

10 years ago

This is perfect, thank you Grinning Face

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milestone23

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#3

10 years ago

Yup, I'm pretty confident it's correct, bye for now.

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