MCQOPTIONS
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| 1. |
Which of the following is responsible for transforming the R strain into the S strain? |
| A. | Purified bio-chemicals from S-strain |
| B. | Purified bio-chemicals from R-strain |
| C. | Purified bio-chemicals from heat killed S-strain |
| D. | Purified bio-chemicals from heat killed R-strain |
| Answer» D. Purified bio-chemicals from heat killed R-strain | |