Uploaded June 2016 | Updated September 2026, 1 hour ago
This video lesson demonstrates how to use the Gram stain procedure to stain bacteria. The Gram stain determines if a bacterium is Gram-positive or Gram-negative.
This video lesson demonstrates how to use the Gram stain procedure to stain bacteria. The Gram stain determines if a bacterium is Gram-positive or Gram-negative.










