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Vitamin B12 has a complex ring structure (corrin ring) consisting of four (A) Purine rings (B) Pyrimidine rings (C) Pyrrole rings (D) Pteridine rings

by anonymous asked Jan 9, 2022 2 views

Vitamin B12 has a complex ring structure (corrin ring) consisting of four (A) Purine rings (B) Pyrimidine rings (C) Pyrrole rings (D) Pteridine rings

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by anonymous answered Jan 9, 2022

selected Jan 9, 2022

Answer : C

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