NEET Biology question

BiologyEvolutionNEET

Read the following statements and select the correct option. (i) Increase in melanised moths after industrialization in Great Britain is a proof for natural selection. (ii) When more individuals of a population acquire a mean character value, it is called disruption. (iii) Changes in allelic frequency in a population will lead to Hardy-Weinberg equilibrium. (iv) Genetic drift changes the existing gene or allelic frequency in future generations.

Answer: (C)

Solution

Statement (i) is correct: the rise in melanised (dark) moths after industrialisation in Great Britain is a proof for natural selection (industrial melanism). Statement (ii) is incorrect: when more individuals of a population acquire the mean character value, it is called stabilising selection, not disruption

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Question ID VK-121744