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UKPSC Prelims 2021GS-IQ. 92 of 249
Q. 921 markMedium
UKPSC Prelims 2021·GS-I
Two bacteria found to be very useful in genetic engineering experiments are ________.
(a)Nitrosomonas and Klebsiella
(b)Escherichia coli and Agrobacterium
(c)Nitrobacter and Azotobacter
(d)Rhizobium and Diplococcus