MCQOPTIONS
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| 1. |
Protein A, which has strong affinity to Fc region of immunoglobulin, is extracted from |
| A. | Saccharomyces cerevisiae |
| B. | Staphylococcus aureus |
| C. | Streptococcus pyogenes |
| D. | Streptococcus sanguis |
| Answer» C. Streptococcus pyogenes | |