Complex sentence: Nucleosides can be phosphorylated by specific kinases in the cell on the sugar's primary alcohol group (- CH 2-OH), producing nucleotides, which are the molecular building-blocks of DNA and RNA.
Split into simpler sentences: Nucleosides can be phosphorylated by specific kinases in the cell on the sugar's primary alcohol group (- CH 2-OH), producing nucleotides. Nucleotides are the molecular building-blocks of DNA and RNA.