The lactobacilli, in their role as normal microbiota of the vagina, help the vagina resist infection by contributing to
A) the neutrality of the vaginal mucus.
B) food for the resident vaginal microbiota.
C) acidity of the vagina.
D) fertility of the host.
E) a high vaginal pH.
Correct Answer:
Verified
Q9: It has been estimated that 99% of
Q10: Cyanobacteria
A) are a form of algae.
B) are
Q11: Anoxygenic phototrophs
A) produce oxygen.
B) use water as
Q12: Which of the following colonize the vagina
Q13: Comparatively greater energy is released when
A) carbon
Q15: The earliest oxygenic phototrophs are thought to
Q16: Which of the following microbes is(are) important
Q17: Which of the following contains bacteriochlorophyll?
A) Bacillus, Chromatium,
Q18: Methanogens often grow in association with
A) nitrifying
Q19: Endospores
A) are a dormant form of a
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