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Biochemistry Metabolism of nucleic acids 2f4b9394

PRPP paicipates in purine biosynthesis in _____

A
Serves as a scaffold for assembly of purine ring
B
Post assembly of purine ring
C
Both
D
None
High-Yield Explanation
PRPP serves as a scaffold for assembly of the purine ring in purine biosynthesis. Phosphoribosyl pyrophosphate (PRPP) paicipates in pyrimidine biosynthesis only subsequent to assembly of the pyrimidine ring. Reference: Harpers illustrated biochemistry 30th edition
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