Multiple choice

Which of the following pairs of organs of animals is/are not homologous?

  1. Forelimbs of humans and lizards

  2. Forelimbs of frogs and lizards

  3. Forelimbs of humans and frogs

  4. Forelimbs of bats and butterfly

  5. None of these
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

This is the correct option. The forelimbs of bats and butterfly are not homologous organs as they have different basic design, though they are used for the same purpose.

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