guanine is used to lose the bends of an preposition by vision standard
guanine is not nucleobase. guanine_deoxyribonucleotide is not deoxyribonucleotide. guanine is nucleobase. guanine_nucleotide is not nucleotide. guanine_deoxyribonucleotide is deoxyribonucleotide. guanine_deoxyribonucleotide is guanine_nucleotide. guanine_nucleotide is nucleotide. guanine_deoxyribonucleotide is not guanine_nucleotide.