Allergic responses to inhaled antigens occur when an individual is first sensitized to the antigen (i.e., the allergen), inducing an immune response and then has a subsequent exposure to the same antigen. The sensitization phase is characterized by <u>Induction of a CD4 T cell type II immune response</u>.
The process by which your body becomes sensitive to a particular substance is called sensitization. When your immune system becomes sensitized to an allergen, you can develop certain symptoms.
Antigens that can induce an allergic response are called allergens, and they are often derived from non-infectious or non-microbial sources.
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Answer:
c. O
because no parent has o in their blood.
Explanation:
I believe the correct answer from the choices listed above is option 2. The polymer that is responsible for your inheritance is DNA. It stands for deoxyribonucleic acid. It is a molecule that carries <span>the genetic instructions in a cell.</span>
D because fresh water can always replenish but coal takes millions of years to form
