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Questions and Answers
What is the underlying mechanism of allergies?
What is the underlying mechanism of allergies?
- Blocking of mast cells and basophils by allergens
- Overproduction of histamine in response to allergens
- Binding of immunoglobulin E antibodies to allergens and triggering the release of inflammatory chemicals (correct)
- Direct attack of allergens on the immune system
What are common symptoms of allergies?
What are common symptoms of allergies?
- Fever, joint pain, muscle ache
- Nausea, vomiting, abdominal pain
- Red eyes, sneezing, shortness of breath (correct)
- Headache, dizziness, fatigue
How are allergies diagnosed?
How are allergies diagnosed?
- By monitoring allergen levels in the environment
- Based on a person's medical history and further testing of the skin or blood (correct)
- Through genetic testing
- By observing the physical symptoms
What is the recommended treatment for severe allergic reactions?
What is the recommended treatment for severe allergic reactions?
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What is a common treatment for allergies?
What is a common treatment for allergies?
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What are the nitrogenous bases of DNA?
What are the nitrogenous bases of DNA?
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What are the components of a nucleotide in DNA?
What are the components of a nucleotide in DNA?
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What type of bond holds the nucleotides together in a DNA strand?
What type of bond holds the nucleotides together in a DNA strand?
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What is the structure formed by two polynucleotide chains in DNA?
What is the structure formed by two polynucleotide chains in DNA?
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Which nitrogenous bases form complementary pairs in DNA?
Which nitrogenous bases form complementary pairs in DNA?
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