This simulation is part of the Liberty Science Center's Live From PLUS: Bacteria Detective Program. DIRECTIONS: Click on the Green Flag to begin. Then, press the Begin Simulation button to proceed to the activity. Please follow the step-by-step prompts provided within the simulation. If a step is done out of order, simply click on the Green Flag to restart the simulation. What is Gram Staining? A Gram Stain is a laboratory method used to detect the presence of bacteria and identify bacteria into two large groups: Gram-Positive (+) and Gram-Negative (-). Gram (+) bacteria will be dyed dark purple while Gram (-) bacteria will be dyed dark red-pink.
For more information on education programs offered by the Liberty Science Center, please visit For educators: https://lsc.org/education/educators For Families: https://lsc.org/education/families For Groups and Scouts: https://lsc.org/education/groups-and-scouts The base code for this program was inspired by jeffbud88's Gram Stain program: https://scratch.mit.edu/projects/343443334
