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प्रश्न
Highlight the structural importance of an antibody molecule with a diagram. Name the four types of antibodies found to give a humoral immune response, mentioning the functions of two of them you have studied.
उत्तर
An antibody molecule consists of four polypeptide chains, two are long called heavy (H) chains while the other two are short called light (L) chains. Both are arranged in the shape of Y. Hence, the antibody is represented as H2L2.
Types of Antibody: IgA, IgM, IgE, IgG
Functions:
- IgA – Lactating Mothers to protect their infant.
- IgE – To protect from an allergen.
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संबंधित प्रश्न
Which type of immunity is developed in a person who has recovered from measles?
Which blood cells secrete antibodies?
If you suspect a major deficiency of antibodies in person, to which of the following would you look for confirmations evidence?
The yellowish fluid "colostrum" secreted by the mammary glands of the mother during the initial days of lactation has abundant antibodies (lgA) to protect the infant. This type of immunity is called:
Why is mother's milk considered the most appropriate food for a new born infant?
In the figure, structure of an antibody molecule is shown. Name the parts A, B and C. Show A, B and C in the diagram.
Why is an antibody molecule represented as H2L2?
Differentiate between active immunity and passive immunity.
Vaccines prepared by genetic engineering are safe to man because they are ______.
Interferons are proteins. In humans they are secreted by ______.
