How many alleles are in this gene pool?

not too sure but maybe in the hot springs.

your spelling is a little off : ]

the answer would be d : p

the wetland preservation movement began in the u.s. in earnest with the clean water act (cwa) of 1972. although not specifically written to protect wetlands, the cwa is comprised of a series of regulations designed to prevent pollutants from contaminating u.s. waters.