dawsgreer6859 dawsgreer6859
  • 23-08-2022
  • Biology
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The loss of ventral spines by modern freshwater sticklebacks is due to natural selection operating on the phenotypic effects of P i t x l gene___________ (A) duplication (gain in number) (B) elimination (loss) (C) mutation (change) (D) silencing (loss of expression)

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