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Infectionus proteins are present in

  • geminiviruses

  • prions

  • viroids

  • viroids


B.

prions

Prions have a distinct extracellular from but the extracellular form is entirely protein. The prion particle does not contain any nucleic acid.However, it is infectious and prions are known to cause a variety of diseases in animals such scrapie in sheep, bovine spongiform encephalopathy in cattle (BSE or mad cow disease' ) chronic wasting disease in deer and elk and kuru and a form a Creutz Feldt- Jakob disease (CJD) in humans. No prion diseases of plants are known.

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Widal test is used for the diagnosis of 

  • Malaria 

  • pneumonia

  • tuberculosis

  • tuberculosis


Which one of the following statements is correct with respect to AIDS?

  • The HIV can be transmitted through eating food together with an infected person

  • Durg addicts are least susceptible to HIV infection

  • AIDS patients are being fully cured cent percent with proper care and nutrition

  • AIDS patients are being fully cured cent percent with proper care and nutrition


Ringworm in humans is caused by 

  • Bacteria 

  • fungi 

  • nematodes

  • nematodes


Fastest distribution of some injectible material /medicine and with no risk of any kind can be achieved by injecting it into the

  • muscles

  • arteries

  • veins

  • veins


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