Recombinant DNA - Section 1 :: Discussion


18.What is the normal role of restriction endonucleases in bacterial cells?
A.To degrade the bacterial chromosome into small pieces during replication
B.To degrade invading phage DNA
C.To produce RNA primers for replication
D.All of the above
Answer:  Option  B
Explanation:

Tutorial Link:
Published by:Rehana Akram

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