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A substance which causes an immunological reaction when introduced into the body of man is?
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∙ 7y ago
An Antigen
Nasir Nader
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Substance changes to form a new substance with?
Substance changes to form a new substance through a chemical reaction. This involves the breaking and forming of chemical bonds between atoms, resulting in the creation of new molecules with different properties than the original substances.
Enzyme which causes the chemical breakdown of a substance?
The enzyme that causes the chemical breakdown of a substance is called a catalyst. Catalysts speed up chemical reactions by lowering the activation energy needed for the reaction to occur. This process allows the substance to be broken down into smaller components more efficiently.
Why a catalyst is not considered a reactant or product in a chemical reaction?
If a substance is a reactant or product of a chemical reaction then, by definition, it cannot be a catalyst.
What is a parcipitate?
A precipitate is a solid that forms when two liquids mix together and a reaction causes a solid substance to appear. It appears as a solid that settles at the bottom of the container.
What chemical reaction causes precipitation?
This is a precipitation reaction.
What is A reaction between a substance and oxygen?
and nitrogen causes h2o
What is the substance released during the inflammatory reaction that causes small blood vessels to dilate?
Histamine
What is the substance released during the inflammatory reaction that causes small blood vessels to dilate is?
Histamine
What is the substance in poison ivy or poison oak that causes an allergic reaction?
The substance is the same for both plants, it is an oily resin called urushiol.
Which class of antibodies causes allergies?
A class of antibodies that cause allergies are allergens. Allergens are a foreign substance that causes an allergic reaction in the body.
What is a reactant in biology terms?
In biology, a reactant is a substance that participates in a chemical reaction, where it undergoes a change to form a product. Reactants are the starting materials in a reaction and are typically consumed during the process.
Why do some substance cause an allergic reaction?
The substance may contain a smaller substance that could invade your lung system and irritate the sells in your lungs causing your eyes to itch or causes you to cough.
Substance changes to form a new substance with?
Substance changes to form a new substance through a chemical reaction. This involves the breaking and forming of chemical bonds between atoms, resulting in the creation of new molecules with different properties than the original substances.
Enzyme which causes the chemical breakdown of a substance?
The enzyme that causes the chemical breakdown of a substance is called a catalyst. Catalysts speed up chemical reactions by lowering the activation energy needed for the reaction to occur. This process allows the substance to be broken down into smaller components more efficiently.
Is a substance that causes the release of antibodies that often produce an allergic reaction?
No, an allergic reaction is typically caused by a release of histamines from the eosinophils. Antibodies are produced by lymphocytes in response to a bacterial infection.
How do you identify the reducing agent in a reaction of magnesium with oxygen?
In the reaction of magnesium with oxygen, the magnesium is the reducing agent because it is oxidized and loses electrons to form magnesium oxide. The reducing agent is the substance that is oxidized and causes the reduction of another substance.
What is a sentence for reactivity?
is the ease and speed with which an element combine,or reacts, with other elements and compoundsReactivity is known as a chemical substance. The chemical substance is what causes a chemical reaction.
