Question

2. Which one of these is the correct
composition of urine excreted by
humans?
a. 95% Water; 2.5% Urea; 2.5% other
waste products
b. 95% Urea; 2.5% Water; 2.5% other
waste products
c. 90% Water; 5% Urea; 5% other waste
products
d. 90% Urea ; 5% Water; 5% other waste
products​

Answer 1

Answer:

a

Explanation:

95% Water; 2.5% Urea; 2.5% other waste products

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