Natural Selection Bacteria Antibiotic Resistance

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Natural Selection Bacteria Antibiotic Resistance. Natural selection is when some kind of substance or organism fights for their survival. This is how different bacteria develop as population.

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In a large population of bacteria there may be some that are not. Over time bacteria can become resistant to certain antibiotics such as penicillin. This evolution of antibiotic resistance in bacteria is an example of natural selection.

This is how different bacteria develop as population.

Mutations occur in offspring when individuals in a population reproduce. When bacteria fight the antibiotics they do it the only way the know they become resistant to the drug. This is an example of natural selection. In a large population of bacteria there may be some that are not.