History of Microbiology - Single MCQs (Page 15)

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Q141. E.coli was first isolated by?...Q142. Vibrio Cholerae was discovered by?...Q143. Which is the following enzyme acts as a spreading factor?...Q144. The ability of a pathogen to spread in ths host tissues after establishing the i...Q145. The virulence of a pathogen is usually measured by?...Q146. Enhancement of virulence is known as?...Q147. Reduction of virulence is known as?...Q148. If a person can be infected by direct contact with infected tissue of another pe...Q149. If the vectors transmit the infection mechanically they are called?...Q150. Disease that effects many people at different countries is termed as?...