Which of the following accurately describes the inorganic phosphates (Pi) of the body fluids?
A. They are not a significant component of nucleic acids.
B. They participate in the activation of some enzymes.
C. They are not necessary in the linking of endergonic with exergonic reactions.
D. They form crystals with calcium in the presence of calsequestrin.
E. They are not important for cell membrane structure.
Answer: B
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