Author: Anonymous

You are staining a Gram-negative bacterium and forgot the mordant step (but continued with the rest of the procedure). What result do you expect at the end of the Gram stain?

These microbes ferment to make yogurt and cheese.

These substances are found in the Gram-positive cell wall.

You are staining a Gram-positive bacterium and forgot the decolorization step (but continued with the rest of the procedure). What result do you expect at the end of the Gram stain?

You discover a new bacterium in a pond. You stain the new bacterium and observe pink rod bacteria. What can you conclude from this?

These thin structures found on the bacterial surface are used to transfer DNA from one cell to another and are used in twitching motility.

You are interested in studying the mold that grows on the Cherry Blossom trees in Washington D.C.  You are considered a/n _____________________________.

These filaments are used by fungi to anchor to surfaces and to digest and absorb nutrients.

What are some problems associated with NTDs?

You are staining a Gram-negative bacterium and forgot the crystal violet step (but continued with the rest of the procedure). What result do you expect at the end of the Gram stain?