Why Is It So Difficult to Kill Acid- Fast Bacteria

question 8

Multiple Choice

Why is it so difficult to kill acid- fast bacteria?

• A) The bacteria are very motile and can travel to areas with a lower concentration of hazardous chemicals.
• B) Mycolic acid makes it very difficult for nutrients and gases to enter or exit cells.
• C) The acid in the bacteria denatures most antibiotics before they can work.
• D) They are just as difficult to kill as Gram- positive bacteria.
• E) The bacteria are able to quickly break down several types of antibiotics before the concentration can reach dangerous levels.

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