Phototaxis in Euglena Gracilis Abstract: The unicellular flagetta Euglena gracilis (E. gracilis) shows positive phototaxis. We studied E. gracilis to see its effects of photosynthesis under the compound microscope. What I came up with is that E. gracilis uses photosynthesis to make their food and to have a positive phototaxis. While under the microscope, we studied the number of E. gracilis that went from light to shaded areas. Our results were that the. E. gracilis …showed first 75 words of 810 total…

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