Which vertebrate adaptation allowed dispersal to land-based life that was completely independent of water?
A) four-legged travel only
B) bony appendages only
C) hinged skeletal elements called jaws
D) development of embryos within waterproof membranes
E) bony appendages and four-legged travel
Correct Answer:
Verified
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A)snakes
B)turtles
C)lizards
D)crocodilians
E)amphibians
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A)excretion only
B)ingestion only
C)reproduction
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