JereneMeOpanglezlu JereneMeOpanglezlu
  • 02-03-2017
  • Health
contestada

Why must a person receive a different flu vaccine each year to be protected against the flu?

Respuesta :

hiimruma
hiimruma hiimruma
  • 02-03-2017
OK so basically the flu shot is a virus itself and we need a different one each time so that we do not become immune.
Answer Link

Otras preguntas

The dogs as well as the cats ______ great noice​
Evaluate how risky behaviour could negatively impact on your careers plan​
Using a __________ will help reduce the amount of color topcoat paint needed for use by painters.
What's the meaning of Gokyo -no-Waza in Judo game? And also Ippon in judo game​
plz and I don't know this plz help me​
If eukaryotes all came about due to endosymbiosis, what would result from that?
Question 13 (5 points) Find the distance between (-8, 4) and (-8, -2). 6 units 2 units 10 units 8 units
. 15cm 11cm 5cm.please help find the area and the perimeter of the Right triangle using formular below P= a+h+dA=b×h​
D. Answer the following questions: a) Who composed this poem? b) Why did the wind call the leaves? c) When did the wind call the leaves? d) Where did they want
6. (a) Convert 1101012 into decimal number system. b) Convert 456 into quinary number system. 7. (a) Find the mean of the given data. 2, 7, 9, 12, 15 (b) Factor