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aleksley [76]
3 years ago
6

In some individuals, the immune system attacks substances such as grass pollen that are usually harmless, resulting in

Biology
1 answer:
olga nikolaevna [1]3 years ago
8 0

Answer:

An allergic reaction

Explanation:

An allergic reaction occurs when our immune system misinterprets a harmless substance into a harmful antigen and initiate an over-expressed immune response against it. Some of these allergic substances are pollen, molds, insect stings, etc.

These allergens trigger the production of IgE antibodies in the body which interact with different cell and initiate the release of chemicals like histamine that cause symptoms of allergic reaction.

It can affect the nose, skin, lung, stomach lining, etc. Therefore the correct answer is an allergic reaction.

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For the farmers own needs

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Plants use carbohydrates to build things such as cellulose. How do plants acquire these building blocks to build mass?
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A cell can only respond to signals from other cells, not from the physical environment.
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2 years ago
n some organisms, the primary function of a gene in a cell is to participate in regulating the body as a whole rather than respo
STALIN [3.7K]

Answer:

multicellular.

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7 0
3 years ago
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What is a spirometer and describe its use?
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Answer:

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Hope this helps!

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