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Question 1

Considering the table above (of antibiotics/ date introduced/ date resistance observed), which of the following statements is likely true?

Answer 1

B and C:

Eventually, pharm companies will need to come up w/ new categories of antibiotics that work in ways not yet conceived & Physicians will need to work in locally and globally coordinated ways to assure that newly developed antibiotics aren’t over-prescribed

Question 2

In the figure above (the tree based on molecular genetic ribosomal RNA data), branching points closer to the center of the phylogenetic tree represent

Answer 2

important speciation events in the history life