(D) Mary Mallon, popularly known as 'Typhoid Mary', was a cook by profession.She was a chronic carrier of the bacterium $Salmonella$ $typhi$, which ca

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(D) Mary Mallon, popularly known as 'Typhoid Mary', was a cook by profession.She was a chronic carrier of the bacterium $Salmonella$ $typhi$, which causes typhoid fever.She continued to spread the disease for several years through the food she prepared.Therefore, all the given statements are correct.

Class 12 Biology Human Health and Disease Diseases caused by bacteria

Medium

Choose the correct option from the following.

A
In the medical field, a classic case of typhoid is Mary Mallon, nicknamed 'Typhoid Mary'.
B
Typhoid Mary was a cook by profession.
C
Through the food prepared by Typhoid Mary, she remained a carrier of this disease for several years.
D
All of the above.