Which of the statements about transmission of pathogens is TRUE?
A) Vertical transmission of a pathogen is from the environment to a person.
B) Horizontal transmission refers to spread of a pathogen from mother to fetus.
C) Sexual intercourse is an example of indirect contact.
D) Droplet transmission is a particularly important source of contamination in densely populated buildings such as schools.
E) Droplet nuclei are large drops of pathogen-containing fluid discharged by talking; they fall to the ground within a meter of the person.
Correct Answer:
Verified
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