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NEET2017ZoologyEvolutionActual

Which of the following evidences does not favour the Lamarckian concept of inheritance of acquired characters?

Options

  1. AAbsence of limbs in snakes
  2. BMelanisation in peppered moth
  3. CPresence of webbed toes in aquatic birds
  4. DLack of pigment in cave-dwelling animals

Correct answer

B. Melanisation in peppered moth

Step-by-step solution

Industrial melanism is an adaptation where the moths living in the industrial areas developed melanin pigments to match their body to the soot-covered surroundings. The phenomenon provides an excellent example of operation of selection in natural conditions. Industrial melanism, therefore, presents an excellent example of natural selection (proposed by Darwin), but it is not the example of acquired characters proposed by Lamarck. In caves, due to absence of light, the body of the animal lacks pigmentation, e.g., Pr

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