Which type of graph would you use to show comparisons

Bar Graphs. They are used to compare two or more things between groups, or track changes, best, over time. Use bar graphs when the over all subject of your measuring are larger, example: growth of a plant over a few weeks compared to another plant, number of kids choosing pizza over soup and so on.

This bacteria must be very strong as it has a large amount on antibiotic targeting it. this bacteria could be one of many different types and it is very hard to tell which one with out more information.

Lipid because of the high percentage of carbon to carbon bonds, which store more energy than other bonds.