Multiple choice

Acne is caused by the bacteria ________.

  1. Staphylococci

  2. Helicobacter pylori

  3. Trypanasoma

  4. All of the above

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Acne is commonly associated with the bacteria Propionibacterium acnes, but in many textbooks, Staphylococci are also cited as skin-dwelling bacteria that can contribute to infections.