Answer:
The answer is 4, I got this correct on a Plato test on edmentum
Explanation:
The answer to this question is soften tooth enamel becuase your teeth fall out
Boron<span> (B), G</span>allium<span> (</span>Ga<span>), I</span>ndium<span> (In), T</span>hallium(Tl<span>)</span>
the mitochondria breaks down chemical fuel into packets of chemical energy that can power the cell