What Will Be the Immediate Action of Allergen When It

question 68

Multiple Choice

What will be the immediate action of allergen when it enters the body for a second time?

• A)degranulation
• B)bonding of allergen to adjacent IgE binding sites on mast cells and basophils
• C)binding of IgE by the Fc region to mast cells and basophils
• D)histamine acts on smooth muscle
• E)prostaglandins cause vasodilation and increased vascular permeability

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Definitions:

Soil Erosion

The removal of the top layer of soil at a faster rate than it is formed, due to natural processes like wind and water flow or human activities such as farming.

Soil Erosion

The displacement of the upper layer of soil, causing a loss of fertility and land degradation.

Soil Fertility

The capability of soil to provide essential nutrients to plants in adequate amounts for growth, reproduction, and overall health.

Microorganism Diversity

The variety and variability among microorganisms (bacteria, viruses, fungi, and protozoa) within their environments.