What is the color of gram-positive bacteria after gram-staining()A pinkB brownC redD
Learn about kinds of gram-positive bacteria. Discover how to test for gram-positive vs. gram-negative bacteria, and examine examples of...
What is meant by gram-positive and gram-negative bacteria? What is the main difference in Gram (+) and Gram (-) bacteria? What are the advantages of Gram-negative bacteria? Describe how one can differentiate between a gram positive bacteria and gram negative bacteria. What is the d...
Why can old cultures of gram-positive cells stain pink rather than purple? Gram-positive Cells: Gram-positive cells contain a membrane barrier where the cell membrane is studded with proteins called peptidoglycan. Gram-positive cells are essential in many different ways. They help k...
What color will a Gram-negative coccus stain? Gram-negative cocci appear pink after a Gram stain procedure because the purple primary dye, crystal violet, is washed out, allowing the red/pink counterstain, safranin, to be visible. Are cocci Gram-negative or Gram-positive? Cocci are round shap...
What might cause a gram-negative to be seen as a gram-positive? If the decolorizing agent is applied on the cell for too long time, the Gram-positive organisms to appear Gram-negative. Under-decolorization occurs when the alcohol is not left on long enough to wash out the CV-I complex...
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The Gram stain color and the bacterial shape give clues as to what bacteria might be causing the infection. One example of gram-positive cocci is Staphylococcus aureus, the bacteria associated with staph infections. An example of gram-negative bacteria is Escherichia coli, the cause of many urina...
What color do stained Gram-positive bacteria appear under the microscope? Our intestinal tract is filled with probiotic bacteria which are the bacteria that help with food digestion and inhibit the growth of the pathogenic bacteria. Predict the possible effects of the overuse of the antibiotic...
What color do stained Gram-positive bacteria appear under the microscope? What are the processes leading to lipid deposition and adiposity? What does the catalase enzyme do? What is the role of extracellular enzymes in bacterial metabolism?