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The process by which a foreign DNA is introduced into bacteria is called ______

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in Biology – Class 12 by (271k points)
The process by which a foreign DNA is introduced into bacteria is called ______

(a) amplification

(b) transformation

(c) infection

(d) digestion

I have been asked this question in unit test.

Question is from Tools of Recombinant DNA Technology: Cloning Vectors topic in chapter Biotechnology Principles and Processes of Biology – Class 12

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Correct option is (b) transformation

To explain I would say: Transformation is a process in which a foreign DNA is directly picked up by the bacteria from the surrounding environment. It leads to a change in the characteristics of bacteria. It was first observed by Griffith in 1928.

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