In 1798 the first smallpox vaccine was developed.Over the 18th and 19th centuries,systematic implementation of mass smallpox immunization culminated in its global eradication in 1979.
1.some benefits of breast feeding for babies are are stronger immune system’s and fewer colds and respiratory diseases.
Answer:
There are three stages: alarm, resistance, and exhaustion.
1000 calories, as 1 calorie is the energy needed to raise 1g of water by 1 degree at normal atmospheric pressure.