Multiple Choice
More frequent cases of severe C. difficile infection since 2003 is attributed to
A) the emergence of more virulent and toxigenic strains.
B) the increased use of probiotics.
C) problems with hospital hygiene and increased transmission.
D) dietary changes in the human population.
Correct Answer:

Verified
Correct Answer:
Verified
Q34: Ammonia-oxidizing Archaea can be found on the
Q35: Biofilms in the human mouth primarily contain
Q36: Common probiotics include<br>A) Bifidobacterium species.<br>B) Clostridium species.<br>C)
Q37: The human microbiome contains all<br>A) organisms present
Q38: Which of the following is the genus
Q40: Vaginitis commonly results from overgrowth of<br>A) Candida.<br>B)
Q41: The gut microbiota is relatively stable over
Q42: Explain how prebiotics and probiotics may be
Q43: Goblet cells in the intestine produce antimicrobial
Q44: The damaged areas of teeth caused by