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The "T" stands for "Type" as in type 1, type 2 etc. To quote Wikipedia on Escherichia virus T4 (emphasis mine): Bacteriophages were first discovered by the English scientist Frederick Twort in 1915 and Félix d'Hérelle in 1917. In the late 1930s, T. L. Rakieten proposed either a mixture of raw sewerage or a lysate from E. coli infected ...


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If you zoom in on your picture, you will see that the small orange blobs have legs. These are red spider mites (Tetranychus urticae), which is a very common pest species of plants world-wide. They are called spider mites as they may spin webs on the plants they are feeding off. You have quite the infestation in the picture. It will take quite a bit of pest ...


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This is a really good question that requires you to appreciate a few different details and to overcome a few implicit assumptions that you might perhaps have. The bacterial growth stages you refer to only apply to a population of bacteria. Individual cells do not undergo these stages. Relatedly, bacterial population growth stages are independent of the ...


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The standard breakpoints used in clinical susceptibility testing (Kirby-Bauer/disc diffusion assay) are considered reliable when every part of the testing method is standardized. If you change any part of that standardized method without properly validating those changes, it may or may not affect the outcomes and there would be no way of knowing without some ...


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