The lactobacilli,in their role as normal flora of the vagina,help the vagina resist infection by contributing to
A) the neutrality of the vaginal mucus.
B) acidity of the vagina.
C) food for the resident vaginal flora.
D) fertility of the host.
Correct Answer:
Verified
Q5: A particular characteristic of disease-causing Streptococcus is
A)catalase
Q6: It has been estimated that 99% of
Q7: Hydrogen sulfide
A)is produced when sulfur compounds are
Q8: Which of the following microbes is(are)important to
Q9: Cyanobacteria
A)are a form of algae.
B)are prokaryotes.
C)use hydrogen
Q11: Anoxygenic phototrophs
A) produce oxygen.
B) use water as
Q12: Comparatively greater energy is released when
A)carbon dioxide
Q13: Methanogens often grow in association with
A)nitrifying bacteria.
B)lithotrophic
Q14: The purple sulfur and green sulfur bacteria
A)both
Q15: Phycobiliproteins are
A)found in purple sulfur bacteria.
B)found in
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents