Question

why is antibiotic resistance in bacteria considered direct evidence of evolution? it demonstrates natural selection in action. it proves that antibiotics are ineffective. it indicates that bacteria are not living organisms.

Explanation:

Antibiotic resistance in bacteria shows natural selection. Bacteria with resistance genes survive antibiotic use and reproduce. This is evolution via natural selection. The second option is wrong as antibiotics work on non - resistant bacteria. The third option is wrong as bacteria are living organisms.

Answer:

It demonstrates natural selection in action.