Diphtheria disease is caused by A. Corynebacterium diphtheria B. Diplococus pneumo C. Pasteurella pestis D. Streptomyces species

Corynebacterium diphtheria
Diplococus pneumo
Pasteurella pestis
Streptomyces species

The correct answer is A. Corynebacterium diphtheriae.

Diphtheria is a highly contagious bacterial infection that can

cause serious complications, including death. It is caused by the bacterium Corynebacterium diphtheriae, which is spread through contact with infected respiratory droplets from an infected person or carrier.

The most common symptoms of diphtheria are a sore throat, fever, and swollen lymph nodes in the neck. In severe cases, the bacteria can produce a toxin that can damage the heart, kidneys, and nervous system.

Diphtheria is a vaccine-preventable disease. The diphtheria vaccine is given as part of the DTaP vaccine, which also protects against tetanus and pertussis.

B. Diplococus pneumo is the bacterium that causes pneumonia.

C. Pasteurella pestis is the bacterium that causes plague.

D. Streptomyces species are a group of bacteria that produce antibiotics.

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