In which of the following is a single-circuit heart found?

  • A
    Fishes
  • B
    Frogs
  • C
    Reptiles
  • D
    Humans

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Similar Questions

In which of the following fishes is the dorsal fin modified into a sucker?

Which type of scales are found on the skin of cartilaginous fishes?

What type of blood does the heart of a fish receive?

Which of the following structures is not associated with fish scales?

Which of the following organisms possesses a closed circulatory system?

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