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qpitt19777 qpitt19777
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6 years ago
Amniotes differ from earlier vertebrates by
  a. their large size.
  b. their three-chambered heart.
  c. their internal fertilization.
  d. the possession of a slimy skin.
  e. having external scales.

Question 2

The early amniotes
  a. developed a land egg.
  b. had a four-chambered heart.
  c. had lungs equipped with air sacs.
  d. were bipedal and gave rise to the mammals.
  e. appeared at the start of the Paleozoic Era.
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Replies
wrote...
6 years ago
Answer to q. 1

Answer: c

Answer to q. 2

Answer: a
qpitt19777 Author
wrote...
6 years ago
Brilliant
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