All modern reptiles are ____.
A) ectotherms
B) endotherms
C) echinotherms
D) unitherms
E) antitherms
Correct Answer:
Verified
Q21: Fault-block basins began to form in eastern
Q22: Graywacke, volcanic breccia, siltstone, black shale, chert,
Q23: The pterosaur adapted to flight with _.
A)a
Q24: _ are extinct squidlike cephalopods from the
Q25: Which characteristic sets dinosaurs apart from reptiles?
A)teeth
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A)Ichthyosaurs were
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