Pasteur Worked on Rabies and Cholera Vaccine During the Emergence

question 21

Multiple Choice

Pasteur worked on rabies and cholera vaccine during the emergence of immunology.While culturing a chicken cholera he noted that an old culture was weakened and useful as a vaccine as it:

• A)caused disease
• B)caused severe cholera symptoms and prevented further infection
• C)allowed for the cholera to spread from person to person
• D)did not cause disease symptoms and immunized against chicken cholera

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Definitions:

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