New species may be formed if (i) DNA undergoes significant changes in germ cells (ii) chromosome number changes in the gamete (iii) there is no change in the genetic material (iv) mating does not take place

Model Answer & Options

Source: Exemplar

(i) and (ii)

(i) and (iii)

(ii), (iii) and (iv)

(i), (ii) and (iii)

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