BorisDohring710 BorisDohring710
  • 12-03-2014
  • Biology
Answered

The nine different classes of vertebrates include
a. four fish classes and amphibians, reptiles, birds, whales and mammals.
b. four fish classes and amphibians, reptiles, birds, mammals and primates.
c. five fish classes and amphibians, reptiles, birds, and mammals.
d. five fish classes and amphibians, reptiles, monkeys, and mammals.

Answer :

kanoisha kanoisha
  • 12-03-2014
The correct answer is C= I think so
Answer Link

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