Biological disorder

Hello friends!Today I will talk about Biological disorder.We use this word in our daily life.But some of us don't know about the meaning of biological diaorder and what is this biological disorder.

Biological disorder-disturbances of the normal state of the body or mind.Disorders of structure or function in an animal or plant.All animals must contend with various threats within thier internal enviroment,including the invasion of potentially harmful"microorganisms,"such as bacteria the presence of foreign molecules,and the presence of abnormal cells.