The cells of the protozoa will become turgid and burst, as water enters by osmosis. The protozoa cell is hypertonic compared to the outer solution, which is hypotonic, meaning it it has a low concentration of salt compared to the interior of the cell.
Rain water is fresh water and does not have salt. Saltwater is not fresh and does have salt.
Saltwater is a solution because you can get fresh water and some salt and mix it and then you get saltwater.
Saltwater
The fresh water.
Salt water
fresh water
About 97% of the earth's water is saltwater, the the remaining 3% is freshwater.
There are both saltwater and fresh water goldfish so it doesnt really matter which. Saltwater ones can't live in fresh water and vice versa.
NO they can not.
Estuaries.
no it is not the same
Fresh water.