Which type of change cannot be reversed

In a cross between individuals of a species of tropical fish, all of the male offspring have long tail fins, and none of the females possess the trait. mating two of the f1 fish fails to produce females with the trait. explain the inheritance pattern of the trait.

Climate warming trends allow plant and insect species to inhabit larger ranges. select the best answer from the choices provided

Need , i need a scenario of: artificial selectionmutationnon random mating