Pathogen
A viroid is an infectious agent that consists of a small strand of RNA and that causes disease in plants.
A pathogen or infectious agent is a biological agent that causes disease or illness to its host.
Its called "pathogen".
An agent that causes disease, especially a living microorganism such as a bacterium or fungus.
An infectious agent is a pathogen (germ). There are six kinds of infectious agents.Here they are listed:BactiriaVirusFungiHelminthPrionProtizoa.
The bacterium that causes and spreads the Cholera disease is Vibro Cholerae.
A bacteria or virus that causes disease is known as a pathogen.
An agent that causes disease, especially a living microorganism such as a bacterium
Pathogen or disease-causing agent
This bacterium is a causative agent of whooping cough disease or Pertussis. It causes the disease by infecting human respiratory system.
It is clear that Creutzfeldt-Jakob disease is caused by an infectious agent, but it is not yet clear what type of agent that is.
Staphylococcus intermedius isn't a disease or infection it's the actual name of the microbe. Genus Staphylococcus and species intermedius. Therefore it is a causative agent not the result of anything.