<span>The answer to the following question would be, Antoine Lavoisier. </span>
<em>Homo sapien ((human))</em>
<em>Bat ((mammal))</em>
<em>aliigator ((reptilious))</em>
<em>Frog ((amphibious))</em>
<em />Fish
I can only assume it’s showing you a graph of a reaction with and without a catalyst. So the dotted line would be without the catalyst.