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Biotechnology: Principles and Processes — BIOLOGY STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceBIOLOGYBiotechnology: Principles and Processes3 Marks
Question
What are selectable markers? Give examples.
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Answer

Selectable markers are the genes which help in identifying and eliminating non transformants and will permit the growth of transformants only. Examples: Gene coding for resistance to ampicillin (ampR), gene coding for resistance to tetracycline (tetR) antibiotic.

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