Which statement about the u. s. clean water act is true?

organisms that are both used in toothpaste as well as cause malaria are protista and monera.

genetic variation can be caused by mutation (which can create entirely new alleles in a population), random mating, random fertilization, and recombination between homologous chromosomes during meiosis (which reshuffles alleles within an organism's offspring).

i think that it is plants