Bacterial colonies are usually fuzzy in appearance.

During heat fixation, it is important that the slide be passed about 3 times through the Bunsen burner flame to prevent overheating. Overheating can cause which of the following to occur?

Which of the following describes the correct cellular morphology and Gram reaction for Staphylococcus aureus?

Individual colonies can easily be observed in broth media.

It’s okay to put the lids of tubes and containers down on the lab bench or work surface if we disinfect it first.

When viewing an unstained, live specimen, how do you distinguish between true motility and Brownian movement?

During heat fixation, it is important that the slide be passed about 3 times through the Bunsen burner flame to prevent overheating. Overheating can cause which of the following to occur?

When viewing an unstained, live specimen, how do you distinguish between true motility and Brownian movement?

Why doesn’t an acidic stain adhere to bacterial cells?

_______ are secreted by bacteria into the surrounding environment in order to break down larger nutrient molecules so they may enter the bacterium.