application or intradermal injection of a substance to the skin to test the body's reaction to it. Such a test detects an animal's sensitivity to such allergens as dust and pollen, or to preparations of microorganisms believed to be the cause of a disorder.
A direct relationship graph is a graph where one variable either increases or decreases along with the other. The general equation for a direct relationship graph is y = mx + b, where y denotes the...
ERDâEntity relationship diagram shows the relationship between different categories of data and shows the different categories of data required for the development of a database. Business process diagramâIt shows the activities of individuals within the company.