Why don't reptilian embryos dry out in a desert habitat?
A) Reptiles produce lots of defensive slime.
B) Reptile eggs are protected by a jelly-like coating.
C) The placenta facilitates gas exchange between the mother and the embryo.
D) Reptiles produce shelled amniotic eggs.
E) Reptiles are endothermic.
Correct Answer:
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Q43: The high body temperature of birds and
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Q47: A tadpole is a(n):
A)bony fish.
B)cartilaginous fish.
C)jawless fish.
D)amphibian.
E)invertebrate
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A)Their digestion
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A)ovaries in
Q52: Which of the following is essential for
Q53: Amphibians are not especially successful land dwellers
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