Allergic response produce histamines. These histamines will act on different areas of the body (eyes, throat, nose, gastrointestinal tract, skin or lungs) to produce symptoms of an allergic reaction. The allergic response is not limited to a certain amount of exposure. If the body is exposed to the allergen multiple times the immune system will react every time the allergen is present. The reason why people get allergies is not known. The allergens are not passed down through generations. It is believed if parents have allergies the child is more likely to be allergic to the same allergens. Some common symptoms include
Substance over form as reflecting only actual sales in "substance" (that is, items delivered to outside parties for payment), and not events that merely fit the "form" of sales documentation for convenience or expedience. The principle strictly governs and resolves disputes of whether workers are independent contractors or employees: Tax law forbids accounting for persons who are "substantially" employees in the "form" of independent contractors. The question of which "form" may be applied to any given case submits to objective tests of the "substance" of the work. Hence substance, over form, is the rule. Substance over form Substance over form is an accounting