Which of the following statements regarding Legionella pneumophila is false?

Epidemics related to bacterial infection of the digestive system are typically caused by

The reactivation stage of tuberculosis can occur because

The most common cause of the cold is

Which of the following is not caused by Streptococcus pyogenes?

What is different about the strain of Streptococcus pyogenes that causes scarlet fever compared to other strains?

Which of the following causes about 50% of all cases of severe sore throat?

Which of the following is involved in dental cavities formation?

Ampicillin, amoxicillin and penicillin G all have:

Match the infectious disease with its mode of transmission.