When an allergic individual is exposed to a sensitizing allergen, the body makes a specific IgE, one that is able to recognize only that allergen. (see above chart). Millions of mast cells and basophils are all over the body.
Urban morphology is the study of the form of human settlements and the process of their formation and transformation. The study seeks to understand the spatial structure and character of a metropolitan area, city, town or village by examining the patterns of its component parts and the process of its development.
Morphology is the study of word structure. Though it appears on the surface that English words are irregular and idiosyncratic â go vs. went, foot vs. feet â there is a limited set of processes that allow speakers to create new words.First, some preliminaries.All languages have words and morphemes.hough it appears on the surface that English words are irregular and idiosyncratic â go vs. went, foot vs. feet â there is a limited set of processes that allow speakers to create new words. First, some preliminaries. All languages have words and morphemes.