Which of the following is TRUE regarding the amniotic egg of snakes, turtles, and their relatives?
A) Fertilization must take place after the egg has formed.
B) The egg is impermeable to gases such as oxygen or carbon dioxide.
C) The egg is vulnerable to desiccation (water loss) .
D) The embryo's nutritional needs are met by a large yolk or placenta.
Correct Answer:
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A)sponges and octopus.
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A)sharks.
B)amphibians.
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D)birds.
E)mammals.
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A)lampreys
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