His role is to fulfill his responsibilities as a leader.

Gender roles are an important element in defining individual behavior in society.

It is important to understand the importance of health.

Mycobacterium leprae is the bacterium that causes leprosy.

Infection with candida is particularly dangerous for people with weakened immune systems.

The doctor told him that he might have been infected with leprosy bacteria.

The cholera bacterium infects humans through water and food.

Oomycetes are known as plant pathogens.

The gills of this mushroom are very delicate.

Let's wash our hands well and eliminate bacteria.