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What is an epifluorescence microscope?
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- Bacterial Growth lab using E. coli broth culture solution: Each 20-minute interval, absorbance of culture was recorded. When the curve showed plateaus was the absorbance for each culture proportional to the number of bacteria present in the tubes?400x 1000x What is the shape of bacteria under a microscope, what color is there, and is there Gram staining is positive or negative.What structure in eukaryotic cells is more easily seen in DICthan in bright-field microscopy?
- 39 You perform a Gram stain and when you look down the microscope see the image shown. You can conclude about (B): Select one alternative: O It is a Gram positive rod O The cell wall has a thick layer of peptidoglycan O It is a Gram positive bacteria The cell wall has a thin layer of peptidoglycan O It is a Gram negative cocciWhat staining technique is used here? What is the structure in green? What is the structure in pinkish red? What stain is used to stain the green structure? The pinkish red structure? Do we heat fix here? Name 2 genera of bacteria produce that green structureExplain briefly why the 100X objective lens of the light microscope is immersed in oil.
- I U Cardo 12 1三 ニ 三 rI TI3 4. 111 I. 5. What are the basic shapes of bacterial cells? What are the basic Know the terms. Which types of organisms have axial filaments? How would classify the following in terms of gram stain reaction and shape and arrangement of the cells Escherichia coli? Staphylococcus aureus? Streptococcus pyogenes? Bacillus anthracis? Do these organisms cause any important diseases? arrangements? you IIIthe optical density of your cell culture is 0.92. How much of this culture should you add to 500 mL of LB to obtain a starting optical density of 0.1?8.1f you collect a swab of cells from the inside of your mouth and perform the Gram stain technique, what would be the result? Would your epithelial cells be Gram positive or Gram negative? Explain the result based upon the cell structure
- This is a compound light microscope O dark-field illumination microscope O scanning electron microscope transmission electron microscope 71°F Sunny 立Hello, good day. I am having a problem answering this question and I need your help. Hoping for a response and thank you so much. Question: What are the general rules in grams staining classification of bacteria?Identify the shapes and arrangements of the following bacteria observed under the microscope. Recall: look for the arrangement seen with most cells; you may see another arrangement that is less common. option: coccus, spirillum, negative, strepto, single, positive Gram Stain ? Cell Shape ? Cell arrangement ?