9. Microscopes

Why is it important to use both positive and negative controls when performing a Gram stain?

The technique developed by Hans Christian Gram is important for bacterial:

Which of the following lists the correct sequence of reagents used in the Gram stain procedure?

Which of the following is NOT part of the Gram stain procedure?

Why is it important to use fresh bacterial cells when performing a Gram stain?

If a Gram stain result is unclear, which of the following should be considered?

Which of the following correctly lists the order of reagents used in the Gram stain procedure?

Which of the following would you include when performing a Gram stain?

Which of the following correctly lists the steps of the Gram stain procedure in the proper order?

After performing a Gram stain, why do Gram-positive bacteria appear purple under the microscope?

The Gram-staining procedure is best described as which of the following?

In a completed Gram stain procedure, what is the final color of Gram-negative bacteria when observed under a microscope?

Which dye stains gram-negative bacteria pink during the Gram stain procedure?

1. Why is it important to use fresh bacterial cells when performing a Gram stain?

Which of the following describes the correct sequence of the Gram stain procedure?