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Author Question: If the bacterium Staphylococcus aureus experiences a cost for maintaining one (Read 731 times)

hummingbird

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  • Posts: 324
on: Jul 7, 2013
) If the bacterium Staphylococcus aureus experiences a cost for maintaining one or more antibiotic-resistance genes, then what should happen in environments from which antibiotics are missing?
A) These genes should continue to be maintained in case the antibiotics ever appear.
B) These bacteria should be outcompeted and replaced by bacteria that have lost these genes.
C) The bacteria should try to make the cost worthwhile by locating, and migrating to, microenvironments where traces of antibiotics are present.
D) The bacteria should start making and secreting their own antibiotics.


Celeste

  • Hero Member
  • Posts: 588
Reply #1 on: Jun 19, 2019
B


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