The precursors for the biosynthesis of N-acetylneuraminic acid include which two of the following? 1. phosphoenolpyruvate 2. N-acetylmannosamine 3. CMP 4. N-acetylgalactosamine 5. glucuronic acid
A) 1 and 2
B) 2 and 3
C) 3 and 4
D) 4 and 5
E) 1 and 5
Correct Answer:
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