Gram Staining and Bacterial Morphology Lab Activity

L 8090A

In this lab, students perform a Gram stain on various species of bacteria.

  • Kit Aligned with National Standards
  • Lab Employs Framework Science Standard LS1
  • Students Learn to Recognize Gram-Positive and Gram-Negative Bacteria

The results, after observation through a light microscope, allow each sample to be designated either Gram negative or Gram positive.

Students then describe the unique properties of each type of bacterium's cell wall and the mechanism through which the bacteria are differentiated during the procedure.

Ordering information: This lab contains 1 box of pre-cleaned microscope slides, 1 coupon redeemable for five microorganism cultures and additional media, 20 sterile culture swabs, a teacher's guide, students' guides, and stains and decolorizers for a gram stain test. A microscope with an oil-immersion objective, oil for oil immersion objective, clothespins, burners, paper towels, and distilled water are needed but not included.

Delivery information: The kit will ship separately from the live component. Kits do not contain perishable components and generally ship via UPS ground. Perishable components will ship via overnight or second day delivery.

NOTE: Bacterial and fungal cultures will be sold and shipped to institutions only.

Desired Date of Arrival must be entered during checkout. If you are ordering living organisms and want more than one delivery date, you will need to make separate orders for each delivery date. 

No Monday or Weekend Deliveries Available. Recommend Wed-Fri Deliveries Only. 

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Preserved cow eyes give your students the opportunity to examine the structures of the eye in great detail.