Advertisements
Advertisements
प्रश्न
Describe the structure of an antibody.
STRUCTURE OF ANTIBODY
Advertisements
उत्तर
Antibodies are specific glycoproteins synthesized by the host in response to an antigen. All antibody molecules are immunoglobins and are released from plasma cells. Immunoglobins are of five types ,IgM. IgD and IgE. All these types consist of monomeric units is comprising two light and two heavy chains which are joint by disulfide bonds as well as by non-covalent bonds .each immunoglobin is specific in its function.
APPEARS IN
संबंधित प्रश्न
It is generally observed that the children who had suffered from chickenpox in their childhood may not contract the same disease in their adulthood. Explain, giving reasons, the basics of such immunity in an individual. Name this kind of immunity.
Name any two types of cells that act as ‘cellular barriers’ to provide innate immunity in humans.
Write the full forms of: STD
Both B-cells and T-cells are derived from __________.
Define health.
Immunity acquired after an infection is ______immunity.
Enlist any four barriers that contribute to innate immunity.
Macrophages coat bacteria to facilitate their subsequent phagocytosis. This process is known as ____________.
Match column I with column II and choose the correct option.
| Column I | Column II | ||
| i. | Specificity | a. | Lymphocytes produced against each particular foreign molecule |
| ii. | Diversity | b. | Self-cells are not attacked by immune system of the own body |
| iii. | Memory | c. | Immune system works against multiple pathogens |
| iv. | Discrimination between self and non-self | d. | Stronger immune response on second encounter |
______ provides a physical barrier.
