The common cold is a contagious infection of the upper respiratory tract caused by a form of the ____.
A) myxovirus
B) rhinovirus
C) Mycobacterium tuberculosis
D) Legionella pneumophila

Question

The common cold is a contagious infection of the upper respiratory tract caused by a form of the ____.​
A) ​myxovirus
B) ​rhinovirus
C) ​Mycobacterium tuberculosis
D) ​Legionella pneumophila

Quizplus · Accepted Answer

The common cold is most commonly caused by rhinovirus, although other viruses such as coronavirus, adenovirus, and enterovirus may also be responsible. Myxovirus is a family of viruses that includes influenza virus. Mycobacterium tuberculosis causes tuberculosis, a different respiratory condition, while Legionella pneumophila causes Legionnaires' disease, a severe form of pneumonia.

The Common Cold Is a Contagious Infection of the Upper