This depends... I live in Southern Michigan, which is deciduous forest because they cover most of the Northern US.
Answer:
reactant and product
If the predator that feeds off the dart frogs goes extinct or migrates to a different area then the dart fronts will have a much larger population. This means that the resources the dart frogs rely on will start to deminish and their prey will have smaller numbers
A maybe sounds abt right sorry if it's wrong.
A gene pool is a collection of all the genes in a population. This can be any population - frogs in a pond, trees in a forest, or people in a town.