The answer is C. Eukaryotes
When the fish is put into fresh water, suddenly the concentration around them is very low and the water potential is extremely high. Water will now move from the relatively high water potential in the water to the relatively low water potential in the cells, the cells start to burst and the fish dies.
<span>B) Phosphorus.
ATP is made up of nitrogen, phosphorous, carbon, hydrogen, and oxygen.
Hope this helps :)</span>
It helps in metabolic processes like synthesis of lipid, phospholipids and steroids.
A solute is the part that gets dissolved in the solvent, so the solute is the sugar