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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?

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

Which of the following represents an important step involved in the preparation of a proper bacterial smear?

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

Which of the following is NOT an example of solid media?

Identify the following helminth: 

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

When using the Bunsen burners, students should never leave the burner unattended.

While vegetative cells are metabolically ____________, cells in the spore form are metabolically _____________.