A person shall consume at least 750
mg of sodium ion daily to remain in electrolyte balance if he/she loses 750 mg/day
of sodium in urine, sweat and feces. Electrolyte is a substance that
can carry electrical current across cell membranes.
It is called speciation.
So it'll be D. Speciation
Hope this helped :)
PP and pp, there are homozygous because there are the same letter