A selective medium contains. a substance that inhibits the growth of a certain type of microorganism while permitting the growth of a different type. If chemicals in a medium are manipulated so that the appearance of one microorganism is different from another, the medium is called.
The definition of resistant is someone or something that fends off or works against. An example of someone resistant is a older person who doesn't want to use email; resistant to change. An example of something resistant is a bug that isn't dying even though you've sprayed it with pesticide; resistant to spray. resistant. resistant.
The definition of immune is you are resistant to or unaffected by something harmful, especially a bacteria or disease. A person who has been promised he will not be prosecuted for a crime is an example of someone who is immune to prosecution. A person who has had the chicken pox vaccine and cannot get chicken pox is an example of someone who is immune to chicken pox. protected against something disagreeable or harmful. not susceptible to some specified disease because of the presence of the specific antibodies.