Match the columns.
Column–A (Enzyme/Protein) | Column–B (Role in DNA replication) |
i. Helicase | a. Joins the 3′ end of the new DNA fragment to the 5′ end of the previous one |
ii. RNA primase | b. Nucleotide polymerisation |
iii. DNA polymerase | c. RNA primer synthesis |
iv. DNA ligase | d. Opens up the DNA double helix |
I-a, ii-b, iii-c, iv-d
i-b, ii-a, iii-d, iv-c
i-d, ii-c, iii-b, iv-a
i-b, ii-c, iii-a, iv-d