Your Instructor Wants You to Bring in an Example of a Biofilm

question 67

Multiple Choice

Your instructor wants you to bring in an example of a biofilm to your lab. Which choice is the best selection for bringing in an intact biofilm for further study?

• A) Disconnecting and bringing in the old, mildewed showerhead from your bathroom.
• B) Scraping the mold off the shower curtain in your bathroom into a paper cup using a butter knife.
• C) Using a toothpick to scrape plaque off of your teeth and smearing it onto a slide to bring in to lab.
• D) Wiping a sponge across a slimy boulder in a stream in a nearby park and bringing it in to lab.
• E) Wiping a sponge across your dog's teeth, smearing it onto a glass slide and bringing it in to lab.

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Definitions:

Group Sizes

The number of individuals constituting a group, which can affect dynamics, interaction, and outcomes in social, educational, and work settings.

Brain Size

The physical size of the brain, often related to various factors including species, age, and cognitive abilities.

Facial Muscles

A group of striated skeletal muscles situated beneath the skin of the face, involved in facial expression.

Early Hominids

Members of the early human lineage, including all species closely related to humans after the split from the lineage leading to chimpanzees and bonobos.