Q: A fish species is found to have a genetic adaptation allowing it to live in far more acidic waters than other members of its family. If the adaptation did not come at the cost of any other functionality compared to other members of the family, what would have been required to occur during the evolution of this fish species?
A		point mutation
B		chromosomal translocation
C		frameshift mutation
D		gene duplication event

Genetic Code, Transcription, Translation | Evolution |