Question
Biology Question on biotechnology
DNA ligase helps in the
A
removal of nucleotide residues
B
linking of single stranded nicks
C
fragmentation of DNA strand
D
energy supply for DNA synthesis
Answer
linking of single stranded nicks
Explanation
Solution
Joining enzymes help in sealing gaps in DNA fragments. The ligases are examples of joining 'enzymes which act as molecular glue'. They join DNA fragments by forming phosphodiester bonds.