People's understanding of immunity started from infectious diseases and anti-infection immunity.
A: 正确
B: 错误
A: 正确
B: 错误
举一反三
- People's understanding of immunity started from infectious diseases and anti-infection immunity. A: 正确 B: 错误
- After the epidemic infection of infectious diseases, specific immunity is obtained, which increases the immune population and reduces the susceptibility of the population.
- The basic features of infectious disease are A: There are infectivity, pathogen, epidemic, immunity. B: There are infectivity, patients, immunity, epidemic. C: There are source of infection, route of transmission, susceptibility, immunity. D: There are infectivity, epidemic, endemic, relapse. E: There are pathogen, reinfection, epidemic, immunity.
- According to Aleem Walji, the company"s first project is to （） A: set up a new system to warn people of infectious diseases B: cure patients of infectious diseases C: identify the causes of infectious diseases D: find out where infectious diseases are developing
- 2. According to Aleem Walji, the company’s first project is to ________. A: set up a new system to warn people of infectious diseases B: find out where infectious diseases develop C: identify the causes of infectious diseases D: cure patients of infectious diseases