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Replica plate experiment by Lederbery sh...

Replica plate experiment by Lederbery showing antibiotic resistance proves

A

genetic drift

B

natural selection

C

chemical mutation

D

founder's effect

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The correct Answer is:
B
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What is antibiotic resistance ?

Replica plating experiment was conducted by

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Cohen and Boyer isolated an antibiotic resistance gene, by cutting out a piece of DNA from a plasmid which was responsible for conferring antibiotic resistance, in the year

After transformation process is completed antibiotics are added to the culutre medium to select the desired transformed bacteria. Such an antibiotic resistance gene is described as :

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Which of the following satements is not applicable to the replica plate experiment of Lederberg and Lederberg ?

NTA MOCK TESTS-NTA NEET TEST 81-BIOLOGY
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