Which mechanism involves the uptake of free, naked DNA by a bacterial cell?
Correct answer: D. Transformation
- A. Conjugation
- B. Transduction
- C. Translocation
- D. Transformation
Explanation
Transformation is the acquisition of free DNA from the environment by a competent bacterial cell. Conjugation uses direct contact, whereas transduction uses a bacteriophage as the carrier.
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About Veterinary Microbiology and Immunology
Covers the structure, classification, growth and transmission of bacteria, viruses, fungi and other disease causing microorganisms in animals. It explains innate and acquired immunity, antibodies, antigens, vaccination, hypersensitivity and diagnostic methods, while distinguishing infectious agents from the immune responses they produce.
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