+2 votes
in Mathematics by kratos

Vitamin B12 has a complex ring structure (corrin ring) consisting of four

(A) Purine rings

(B) Pyrimidine rings

(C) Pyrrole rings

(D) Pteridine rings

1 Answer

+5 votes
by kratos
 
Best answer

Vitamin B12 has a complex ring structure (corrin ring) consisting of four Pyrrole rings.

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