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Type I hypersensitivity reactions, mediated by IgE, lead to anaphylaxis, which is a severe allergic reaction.
Ref: NCERT Class 12 Biology Chapter 7: Human Health and Disease Cancer - Causes Types Treatment Metastasis
Type I hypersensitivity reactions, such as allergies, involve IgE antibodies binding to mast cells, leading to histamine release.
Ref: NCERT Class 12 Biology Chapter 7: Human Health and Disease Immune System - Lymphoid Organs Cells Antibodies - CMI HMI
Allergic reactions are not caused by bacterial infections but occur due to an overreaction of the immune system to harmless substances.
Ref: NCERT Class 12 Biology Chapter 7: Human Health and Disease Immune System - Lymphoid Organs Cells Antibodies - CMI HMI
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