First of all you always develope a strategy no matter what u do so its A
Answer:
A vaccine basically works by injecting a small amount of a virus into your body, and your body learns to fight the virus and becomes immune to the virus.
Explanation If it is 100% safe and effective, I will take the vaccine. The vaccine is stored at 2-8 degrees celcius. It can stay in the refrigerator for 72 countinuous hours. 172 countries are working on a vaccine. 5 are the US, China, Brazil, Italy, and Japan. The name of the vaccine is COVAX. Two doses are required, and it should be mandatory for high risk people as well as everyone else.
Answer:
D) four.
Explanation:
The two atria hold the blood that circulates away from the heart. The heart has four one-way valves, which open and close with each heartbeat. The tricuspid valve and the mitral valve are located between the atria and allow the blood to flow from the atria to the ventricles. Also you don't have to but mind marking Brainliest?
Answer:
Folic acid.
Explanation:
The lady should take the proper balanced diet at the time of pregnancy with proper and adequate amount of nutrition. The diet must include the carbohydrates, proteins, all vitamins and minerals essential for the mother.
The deficiency of the nutrient can cause abnormal development of the infants. The main function of the folic acid is the proper development of brain and reduce the risk of the development of spina bifida. The deficiency of folic acid must be cured properly.
Thus, the correct answer is folic acid.