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Which of the following cell gives rise to memory cells?

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Important Questions on Diseases and Immunity

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Match each disease with its correct type of vaccine:
 
 (a) Tuberculosis (i) Harmless virus
 (b) Whooping cough (ii) Inactivated toxin
 (c) Diphtheria (iii) Killed bacteria
 (d) Polio (iv) Harmless bacteria
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Biology>Physiology>Diseases and Immunity>The Immune System
The concept of vaccination arose from Edward Jenner's observation that
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Natural acquired passive immunity is achieved by ______.
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Which one of the following statements is incorrect with respect to human antibodies?
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Antivenom injection contains preformed antibodies while polio drops that are administered into the body contain
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Injection of an antidote against snakebite is an example of
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For which of the following diseases the toxoids are used for vaccination?

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Biology>Physiology>Diseases and Immunity>The Immune System
Algae with photosynthetic pigments possess nutrition
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Biology>Physiology>Diseases and Immunity>The Immune System
Blood groups are named because of the agglutinogen A and B present in
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After vaccination, the dose given for the immunization is known as
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Long duration of resistance is found in _____ immunity. 
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Which of the following term is/ are related to antibodies?
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Biology>Physiology>Diseases and Immunity>The Immune System
Antivenom against snake poison contains
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How does vaccination work?
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Which of the following is incorrect about the given diagram?

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(a) Gives antigenic stimulation.
(b) T-cells themselves do not secrete but help B-cell produce them.
(c) Ionic bond present.
(d) H2 L2 molecule.
(e) Glycoprotein molecule.
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Biology>Physiology>Diseases and Immunity>The Immune System

Read the following four statements(1-4).

  1. Colostrum is recommended for the newborn because it is rich in antigens.
  2. Chikungunya is caused by a gram-negative bacterium.
  3. Tissue culture has proved useful in obtaining virus-free plants.
  4. Beer is manufactured by distillation of fermented grape juice.

How many of the above statements are wrong? 

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Which of the following term is/ are related to antigens?
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Which of the following act as an antigen, but do not induce antibody production?
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Antigenic determinant sites bind to which portions of an antibody molecule?
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Triple antigen or DPT is meant for :-