New species may be formed if : i) DNA undergoes significant changes in germ cells .
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
A) i and ii
B) i and ii
C) i, iii and iv
D) i, ii and iii
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