Over time, dissolved magnesium concentration in a lake has reached equilibrium. input is from streams draining into the lake; magnesium is removed by precipitation in lake sediments. if wastewater discharge upstream doubles the rate at which magnesium is delivered to the lake,

during the process of dna replication, brdu can replace thymidine and incorporate into the newly synthesized dna, cell proliferation thus can be reflected in the extent of brdu incorporation.

ok yes, but what is the question? as soon as you ask the actual question i will answer it. : )