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प्रश्न
Why do you think it is not possible to produce vaccine against 'common cold'?
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उत्तर
Vaccines target specific pathogens and elicit immunity. In case of common cold, more than 200 strains of viruses are responsible for causing the disease. Hence it is practically difficult to develop vaccine against it.
संबंधित प्रश्न
List the symptoms of Ascariasis. How does a healthy person acquire this infection?
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Show with the help of a flow chart only, the life cycle of malarial parasite in humans.
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Represent schematically the life cycle of a malarial parasite.
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Write the mode of transmission for the following diseases:
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Write the mode of transmission for the following diseases:
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How does the transmission of the following disease take place?
Ascariasis
Match List I with List II.
| List I | List II |
| A. Common Cold | I. Plasmodium |
| B. Haemozoin | II. Typhoid |
| C. Widal test | III. Rhinoviruses |
| D. Allergy | IV. Dust mites |
Choose the correct answer from the options given below:
Match List I with List II.
| List I | List II |
| A. Typhoid | I. Fungus |
| B. Leishmaniasis | II. Nematode |
| C. Ringworm | III. Protozoa |
| D. Filariasis | IV. Bacteria |
Choose the correct answer from the options given below:
