Fun Fact: Rubber bands last longer when refrigerated.
Earth's atmosphere is 78%<span> nitrogen </span>21%<span> oxygen, </span>0.9%<span> argon, and </span>0.03%<span> carbon dioxide with very small percentages of other elements.
hope it helps</span>
A little more context would be helpful, but in general Gram Staining helps us to decipher between two major groups of bacteria (Gram positive and Gram Negative). This is helpful because different antibiotics must be used to treat infections from the different types of bacteria, so it will help them to properly medicate Anna.