as we go higher in the food chain, the accumulation of pesticides increases, because ring seals are in higher rank than the Arctic cod, that's why there is much higher concentration of DDT is present in ring seals.
The answer is protein synthesis......
The diuretics will increase the volume of urine. That means more water is taken from the blood and excreted. According to Boyle's law, the volume is proportional to the pressure(p1v1=p2v2). It means that if we decrease the volume of blood we also decrease the pressure.
That means second option