1.

What was a loose belief on which the miasma theory was based on?

A. The diseases like cholera and chlamydia were caused by pollution
B. Microorganisms known as pathogens can lead to disease
C. Pneumonia is caused by Streptococcus pneumoniae
D. Vericella zoster is the virus that causes Chickenpox
Answer» B. Microorganisms known as pathogens can lead to disease


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