Nucleotides are the building blocks of the two nucleic acids, ribonucleic acid (RNA) and deoxyribonucleic acid (DNA). As such, they are also the building blocks of you and every other lifeform on ...

The 5′ end of newly synthesized RNAs bears a triphosphate derived from the first transcribed nucleotide. In eukaryotes, the distal phosphate is replaced by an inverted, methylated GMP to form ...

Each nucleoside triphosphate is made up of three phosphates ... the free energy needed to drive the incorporation of each nucleotide into the growing DNA chain. The reaction shown on the bottom ...