Question

5. What color are Gram positive cells at the end of the Gram staining procedure? 6. What color are Gram negative cells at the end of the Gram staining procedure? 7. Does the age of a bacterial culture effect the Gram stain result? Explain your answer. 8. What effect would over-decolorizing have on the Gram stain results? 9. What effect would under-decolorizing have on the Gram stain results?

          5. What color are Gram positive cells at the end of the Gram staining procedure?
6. What color are Gram negative cells at the end of the Gram staining procedure?
7. Does the age of a bacterial culture effect the Gram stain result? Explain your answer.
8. What effect would over-decolorizing have on the Gram stain results?
9. What effect would under-decolorizing have on the Gram stain results?

5. What color are Gram positive cells at the end of the Gram staining procedure?
6. What color are Gram negative cells at the end of the Gram staining procedure?
7. Does the age of a bacterial culture effect the Gram stain result? Explain your answer.
8. What effect would over-decolorizing have on the Gram stain results?
9. What effect would under-decolorizing have on the Gram stain results?

Added by Amy P.

Biology for AP Courses

Julianne Zedalis, John Eggebrecht

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Solved by Expert Jackson Miner

Step 1

At the end of the Gram staining procedure, Gram-positive cells are stained purple. So, the color of Gram-positive cells is $\boxed{\text{purple}}$. Show more…

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5. What color are Gram positive cells at the end of the Gram staining procedure? 6. What color are Gram negative cells at the end of the Gram staining procedure? 7. Does the age of a bacterial culture effect the Gram stain result? Explain your answer. 8. What effect would over-decolorizing have on the Gram stain results? 9. What effect would under-decolorizing have on the Gram stain results?