What is athe common name for mycobacterium tuberculosis?

The common name for Mycobacterium tuberculosis is the tubercle bacillus, or TB bacillus. This bacterium is the causative agent of tuberculosis (TB), which is a contagious disease that can affect the lungs and other parts of the body. The tubercle bacillus is spread through the air when an infected person coughs, sneezes, or speaks. Once the bacteria are inhaled, they can settle in the lungs and cause infection.