Question

Fill in the blanks:- ……A……and ……B……. work by re-organizing and re-arranging existing alleles and ..…C…..is the only source of completely new alleles.
(a) A – Mutation, B – Natural selection, C –Gene flow.
(b) A – Gene flow, B – Mutation, C – Sexual selection
(c) A – Gene flow, B – Mutation, C – Genetic drift
(d) A – Recombination, B – Gene flow, C – Mutation

Answer 1

C option is correct