Chemical substances used on living tissues that inhibit the growth of micro organism are called___________?
Correct answer: A. Antiseptics
- A. Antiseptics
- B. Disinfectants
- C. Antibiotics
- D. Vaccines
Explanation
Antiseptics are chemicals applied to living tissues, such as skin, to inhibit or kill microorganisms. Disinfectants are used on non-living surfaces, so choosing them confuses the treatment of tissues with the sterilization of objects.
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Biotechnology applies genetic engineering, cell culture and recombinant DNA methods to medicine and public health. The material includes production of insulin, vaccines and antibiotics, diagnostic techniques, gene therapy, genetically modified organisms and the ethical concerns surrounding manipulation of human genes.
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