Answer:oxygen, carbon, hydrogen, and nitrogen
Explanation: those are the four most important elements in all living thigns
Answer:
850
Explanation:
rate of population increase = birthrate - death rate + immigration - emigration
= 1400 - 600 + 100 - 50 = 850
I'll answer what i can
Answer:
Its recommended because it can help fight the flu if you get it
It affects the immune system by training it to target the flu, and gain resistance to it
The best time is during cold, due to the fact that cold helps the virus (heat kills some viruses)
depending on the person depends on whether its effective or not.
<h2><u>Recommended for taking it, i do not know. Sorry for the missing answer.</u></h2>
Its important for the CDC to update it every year because the flu isn't always the same, and can adapt to the shot to where it has no effect.
Plastic is taken from the natural, organic substances called Cellulose, Coal, Natural Gas, salt and Crude oil.
I think it is sodium good luck! sorry if I’m wrong
