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Class 12BiologyHuman Health and DiseaseGeneral
Medium

'Pathogens' are

  • A
    Substances produced against any disease causative
  • B
    Chemical substances produced by the host cells to kill the parasite animal
  • C
    Disease spreading factors
  • D
    Cells which kill the parasites
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Class 12 Questions

Class 12

Biology Questions

Chapter

Human Health and Disease

Subtopic

General

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