MCQOPTIONS
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MCQOPTIONS
| 1. |
Protein samples are now routinely enriched with which of the following isotopes to simplify the NMR data? |
| A. | <sup>1</sup>H and <sup>31</sup>P |
| B. | <sup>31</sup>P and <sup>15</sup>N |
| C. | <sup>1</sup>H and <sup>15</sup>N |
| D. | <sup>13</sup>C and <sup>15</sup>N |
| Answer» E. | |