Sweat contains water and . . . . . . . .
A. citric acid
B. lactic acid
C. salt
D. vinegar
Answer: Option C
Related Questions on Biomolecules and Polymers
The fibers, such as nylon and polyester, that are made from chemical substances are called:
A. Natural fibres
B. Wool
C. Synthetic fibres
D. Silk

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