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The graph shows of the bacteria H. pylori evolved a resistance to antibiotics ov

ID: 208577 • Letter: T

Question

The graph shows of the bacteria H. pylori evolved a resistance to antibiotics over a period of 20 years. Resistance evolved most for the antibiotic __________________.

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Question 16 options:

Metronidazole

Amoxicillin

Clarithromycin

Tetracycline

Metronidazole

Amoxicillin

Clarithromycin

Tetracycline

Antibiotic Resistance: An Example of Rapid Microevolution Helicobacter pylori Antibiotic Resistance Over Time 100 90 E 70 60 50 40 2 30 20 Amoxicillin Tetracycline Metronidazole Clanthromycin 5um 1990 1995 2000 2005 2010 Year Ilelicohacter pylori fright) is a hacterium that infects the human stomach and causes gastritis, peptic ukers and gastric eancer. It s s shaped and has up to six fagella. By Y tamheWikipedia) Helicohacter nylaamC EY SAD

Explanation / Answer

The answer is - Metronidazole.

Resistance evolved most for the antibiotic Metronidazole.

The graph clearly shows that Metronidazole is the antibiotic for which the percent resistance is highest in each and every year.