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18.1: Learning Objectives

Bio 221Lab: Introduction to Microbiology · LibreTexts

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    From LibreTexts, under CC BY, as the source states it; its equations are written in TeX, which the PDF shows typeset. This page at LibreTexts.

    Learning Objectives

    After this lab you should be able to:

    1. Perform a Negative stain on a variety of bacterial cultures.
    2. Explain the principles of how the Negative stain works.
    3. Evaluate and interpret your Negative stain results correctly.
    4. Interpret and troubleshoot poor stain results.
    5. Compare and contrast the principles of Negative and Simple stains.
    Microscopic image showing a dark background with numerous thin, wavy, and thread-like structures scattered throughout.
    Figure \(\PageIndex{1}\): Image by K.C.Burke CC-BY-NC-SA

    This image is a Negative stain of a mixed culture. Look closely and see if you identify different cell types by morphology and arrangement. By the end of the semester you will be able to make some very accurate predictions about which bacteria from our course are in this image.

    This page titled 18.1: Learning Objectives was last modified on Sat, 16 May 2026 01:44:21 GMT and is shared under a CC BY license and was authored, remixed, and/or curated by Kelly C. Burke.