The diagram above is an illustration of the longitudinal section of a mammalian organ. Study…

Biology WAEC 2021

The diagram above is an illustration of the longitudinal section of a mammalian organ. Study it and answer this question.

What is the main function of the organ?

  • Excretion checkmark
  • Respiration
  • Reproduction
  • Locomotion

The correct answer is: A

Explanation

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