<span>The greatest concentration of nitrogen on the Earth is found in its atmosphere. The atmosphere is approximately 78 percent nitrogen. and second one bacteria</span>
B) is the correct answer. The flu virus does not have the same genetic makeup each year as with each individual it infects its rapidly mutating.
Answer:
A.
Explanation:
cool . . this that correct.
It sweats. The sweat can cool the feet down... CAUSE THEY ARE ON FIRE
Enzyme- they are also known as natural catalysts.
