A Bacterium Has the Following Characteristics

question 48

Multiple Choice

A bacterium has the following characteristics:
∙ It adheres to the human intestinal lining using a feature that protects it from phagocytes, bacteriophages, and dehydration
∙ It can survive being boiled
∙ It contains no plasmids and relatively little peptidoglycan
Which of the following characteristics allows this bacterium to adhere to the intestinal lining?

• A) fimbriae
• B) pili
• C) an endospore
• D) a flagellum

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Definitions:

Change Blindness

A perceptual phenomenon where a person fails to notice significant changes in the visual environment due to brief distractions or interruptions.

Failing Vision

A decline in the ability to see clearly, which can include a variety of disorders affecting sight.

Attentional Blink

A phenomenon where the brain momentarily unable to process a second stimulus if it occurs too soon after the first.

Second Stimulus

An additional stimulus presented following the first, which can modify the response to the initial stimulus.