MCQOPTIONS
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| 1. |
What is the strain of the Hfr+ cell where the F factor is integrated near the tbr and leu loci? |
| A. | Hfr H |
| B. | Hfr A |
| C. | Hfr B |
| D. | Hfr K |
| Answer» B. Hfr A | |