Question

describe the source of all nine atoms pf purine ​

Answer 1

Answer:

$\huge\purple {\mathfrak{Bonjour Mate!}}$

By tracing the metabolic source of the various atoms in this end product, he showed that the nine atoms of the purine ring system (Figure 27.2) are contributed by aspartic acid (N-1), glutamine (N-3 and N-9), glycine (C-4, C-5, and N-7), CO 2 (C-6), and THF one-carbon derivatives (C-2 and C-8).