Which of the Following is a Benefit Provided by the Normal

Question

Which of the following is a benefit provided by the normal flora?
A)Creation of an environment that inhibits the growth of other microorganisms.
B)Excretion of chemicals with antibacterial activity.
C)Production of vitamins.
D)Maintenance of an optimal pH at some sites.
E)All of the above.

Accepted Answer

Normal flora provides all the benefits listed in the options, including inhibiting the growth of other microorganisms, producing vitamins, maintaining optimal pH, and excreting chemicals with antibacterial activity.