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Home Q & A Board Biology-Related Homework Help General Biology
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RICHDANGER123 RICHDANGER123
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6 years ago
In which group did the amniotic egg first evolve?
  a. amphibians
  b. birds
  c. reptiles
  d. mammals
  e. frogs

Question 2

Spiny echidnas are unlike other mammals in that they:a.
   have endothermy.
  b. do not have two pairs of temporal openings in the skull.
  c. have mammary glands.
  d. have hair.
  e. do not have nipples.
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allyf328allyf328
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6 years ago
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RICHDANGER123 Author
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#2
6 years ago
All correct
wrote...
#3
6 years ago
Happy to help
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