Koch's postulates don't apply to all diseases because
A) Some microorganisms can't be cultured in laboratory media.
B) Some microorganisms can't be observed.
C) Some microorganisms don't cause the same disease in laboratory animals.
D) Some microorganisms cause different symptoms under different conditions.
E) All diseases aren't caused by microorganisms.
Correct Answer:
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Q1: Koch observed Bacillus anthracis multiplying in the
Q2: All of the following are communicable diseases
Q4: Which of these infections can cause septicemia?
A)
Q5: Which of the following statements about nosocomial
Q6: A commensal bacterium
A) Does not receive any
Q7: A cold transmitted by a facial tissue
Q8: Haemophilus bacteria require heme protein produced by
Q9: Plague transmitted by a flea is an
Q10: A needlestick is an example of
A) Direct
Q11: Emergence of infectious diseases can be due
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