MCQOPTIONS
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| 1. |
Anthranilate synthase, the first enzyme of tryptophan biosynthesis after the branch point shows feedback inhibition and repression due to |
| A. | L-tryptophan |
| B. | D-L-tryptophan hydantoin |
| C. | L-serine |
| D. | pyruvate |
| Answer» B. D-L-tryptophan hydantoin | |