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8. Heredity
medium
What are the different ways in which individuals with a particular trait may increase in a population ?
Option A
Option B
Option C
Option D
Solution
Individuals with a particular trait may increase in a population as a result of the following :
$(i)$ Natural selection : When that trait offers some survival advantage.
$(ii) $ Genetic drift : When some genes governing that trait become common in a population.
$(iii)$ When that trait gets acquired during the individual’s lifetime.
Standard 10
Science
