Most contagious diseases are caused by
A) bacteria.
B) viruses.
C) protozoa.
D) allergens.
Correct Answer:
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Q49: Common symptoms of Lyme disease include all
Q50: Colds are almost always transmitted by
A)airborne respiratory
Q51: The mildest form of hepatitis is hepatitis
Q52: Generally,antibiotics are useful against
A)influenza.
B)colds.
C)bacteria.
D)viruses.
Q53: Which of the following statements about tuberculosis
Q55: Hepatitis B is transmitted mainly by
A)casual contact.
B)contaminated
Q56: Streptococcus and staphylococcus are examples of
A)fungi.
B)bacteria.
C)viruses.
D)parasites.
Q57: Whooping cough is a respiratory illness cause
Q58: A vaccine is available to prevent infection
Q59: Johnny has a red,sore throat with white
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