Inosine is biological precursor of:: (A) Orotic acid and Uridylic acid, (B) Uracil and Thymine, (C) Adenylic acid, Guanylic acid, (D) Purines and Thymine
Answer is C. IMP (Inosine Mono Phosphate) the first purine nucleotide to be formed. It is the parent nucleotide which synthesize AMP & GMP and then diphosphate and triphosphate forms can be synthesized.