What is the relationship if any between thunderstorm frequency and mountainous terrain
how do does the frequency of thunderstorms change from north to south over the eastern half of the nation

Agene pool: a) is the collection of all the alleles found in a single species b) is the collection of all the alleles found in a single population c) is the collection of all the chromosomes found in a single population d) is the collection of genes in a species that allow the individuals to swim