0 0 votes The enzyme which adds phosphate group to the free $5’$ terminus of a $\text{DNA}$ sequence is adenosine kinase alkaline phosphatase polynucleotide kinase terminal deoxynucleotidyl transferase Molecular tools gatebt-2021 biochemistry molecular-biology-and-genetics enzymes dna + – go_editor 1.4k points answer comment Share Follow 0 reply Please log in or register to add a comment.