Answer:
involves injecting the body with specific medication
Explanation:
Vaccination is a versatile and effective methodology for preventing diseases caused by exposure to harmful bacterial and viral infectious agents. Literally, vaccination refers to the administration of medical preparations that help the body to produce immunity against infectious diseases. Vaccines are used to prevent outbreaks caused by infectious diseases. Even under optimal conditions, vaccination is not always effective in preventing disease transmission, because the immune system of each organism may react in a different manner to the same vaccination (even to the same dose). However, vaccination is always encouraged to prevent the spread of infectious diseases. Although there are many vaccines that target age groups, there are others that can be applied to different ages.
Answer:
Jet streams are very important during the weather prediction and other related aspects.
Explanation:
- Jet streams are important because they have the greatest aid in determining weather patterns all around the world.
- Meteorologists get help from jet streams to forecast weather by their position examination.
- They also carry great importance in air travel because flying in or out of them can greatly decrease the time of travel in air and fuel usage too.
- Separation of colder air from warmer air is done by the jet streams.
