A series of mutations in the bacterium Salmonella typhimurium results in the requirement of either tryptophan or some related molecule in order for growth to occur. From the data shown here, suggest a biosynthetic pathway for tryptophan. Growch Supplement Indole Glycerol Phosphate Indole Tryptophan Minimal Anchranilic Muracion Medium Acid trp-8 trp-2 trp-3 trp-1
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