B. infer what process is most likely causing the pacific plate to expand.

every el niño cycle is different. every year.

the three components of a nucleotide are the nitrogenous base, the phosphate group and the five-carbon sugar.

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.