In Beadle and Tatum’s study of Neurospora , they were able to identify three classes of arginine auxotrophs, mutants that needed arginine added to minimal media in order to grow. The pathway in the production of arginine includes the following steps: precursor ornithine citrulline arginine. What nutrient(s) had to be […]

Scholar-Practitioner Project Completed your Scholar-Practitioner Project: Final Presentation, it is time to share what you have done. To prepare for this Scholar-Practitioner Project Assignment, review your experience preparing and delivering your presentation in the community. Reflect on the challenges and rewards of shining a light on the issues presented in […]

You have purified a protein, MT1, that binds only to GTP-bound tubulin. You proceed to fuse MT1 to GFP and find that the fusion of GFP to MT1 does not disrupt MT1 function in any way (good news!). You use a different dye to label the microtubules in red so […]

A haploid strain of yeast is treated with a mutagen called EMS. The different steps in the treatment and the analysis are the following: Step 1: Two tubes, labeled A and B contain 0.2 ml each of same yeast liquid culture. The concentration of yeast cells in the liquid culture […]