You need (17) ____ every quart or liter of water a quarter teaspoon of salt, you also need the other minerals in order to regulate the volume of water that is held inside the cells. You need a balanced protein; eggs are very good, cottage cheese is excellent, to give you all the amino acids and (18) ____ structure.
17.
with
for
in
at
18.
balance
balancing
balanced
balances
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