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What is Which is not transmitted by ahopod ? and explain in detail?
Ans. is 'b' i.e., Coxiella burnetti . The Q fever agent differs from other rickettsiae in many features. - Smaller size - Greater resistance to heat and drying - Major transmission route being inhalation or ingestion. - Independent of ahropod vector. Remember . In milk, Coxiella burnetii may survive pasteurization by the holding method, but the flash method is effective.