The concentrations of substances in the plasma, in the glomerular filtrate, and in urine differ in what way?
A) Plasma contains the most water, glomerular filtrate contains less water, and urine contains the least.
B) Plasma and glomerular filtrate are virtually identical, but urine contains proportionately more waste products.
C) Plasma differs from glomerular filtrate and urine, which have virtually identical concentrations of substances.
D) All three have the same concentrations of nutrients and waste materials, but differ in the amount of proteinaceous material they contain.
Answer: B) Plasma and glomerular filtrate are virtually identical, but urine contains proportionately more waste products.
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