Biology
ornella12
8

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.

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(1) Answers
Bojanowski532

The correct answer is C= I think so

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