The goal in a frame-based system can be established either in a method or in a/an

Nucleotide base predominately found in RNA is Adenine Thymine —>> Uracil Guanine

A nucleotide base not found in RNA is Adenine —>> Thymine Uracil Guanine

All the following are nucleotide of physiological important not found in genetic material except —>> Uracil Xanthine Hypoxanthine uric acid