Which of the following bacterial genera includes species that protect areas of the body such as the intestinal tract and the vagina from invasion by pathogens?
A) Staphylococcus
B) Listeria
C) Lactobacillus
D) Mycobacterium
E) Corynebacterium

Question

Quizplus · Accepted Answer

Lactobacillus is a bacterial genus that includes species that protect areas of the body such as the intestinal tract and the vagina from invasion by pathogens. These bacteria are part of the normal microbiota and compete with potential pathogens for nutrients and attachment sites. They also produce lactic acid, which creates a hostile environment for pathogenic bacteria.

Which of the Following Bacterial Genera Includes Species That Protect