RunaU184447 RunaU184447

31-10-2022
Biology

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Antibiotic resistance occurs when bacteria are able to withstand the effects of the antibiotics designed to kill them. How does resistance against a newly developed antibiotic most likelyarise naturally in one species of bacteria?A. A random mutation occurs in the genetic sequence of a bacterial cell, which gives it resistance to the antibiotic.B.The need to adapt forces some bacteria to destroy the antibioticC.A scientist inserts a gene for antibiotic resistance into the DNA of several bacteria.D.The exposure to antibiotics causes some bacteria to secrete enzymes that fight against the antibiotics.

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ZoriaS486824 ZoriaS486824

31-10-2022

The correct answer is A. A random mutation occurs in the genetic sequence of a bacterial cell, which gives it resistance to the antibiotic. Random mutations allow bacteria to overcome antiboitics effects, since they allow the escape of the antibiotic target.

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