Mention two different between parasitic and symbiotic nutrition in plants .

2%? i tried finding the exact sorry if it's not 100% correct ; -;

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.