

MCQOPTIONS
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1. |
The catalytic activity resides in which subunit of RNA polymerase? |
A. | β′ (156 kDa) |
B. | β (151 kDa) |
C. | α (37 kDa) |
D. | σ70 (70 kDa) |
Answer» B. ‚âà√≠‚Äö√¢¬ß (151 kDa) | |