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Question 13 of 20 :
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Biology, 04.03.2021 14:00 sindy35111
Exam Guidelines
Exam Instructions
Question 13 of 20 :
Select the best answer for the question
13. What molecular cloning tool do bacteria naturally produce to defend against viral infections?
O A. DNA ligase
O B. Restriction enzymes
O C. Antibiotics
O D. PCR
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