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Causative organisms can be virus , bacteria etc which can cause a disease by entering the body of an individual. They at times take the functioning of the organisms. Vectors are mediums used by the pathogens to enter a healthy body. Mosquitoes act as vector for malaria disease. In recobination technology we use vectors for transferring the desired character in to the host by inserting it to the vector.
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Vectors are the carriers of diseases. Examples are common as mosquito and house flies.
Causative organisms can be bacteria, virus, or pathogen.
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