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Class 11 Biotechnology Processes of Recombinant DNA Technology Isolation of DNAEasy

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Why is a blank reading done in a spectrophotometer?

Answer and explanation

Correct answer: To subtract buffer background

The blank is the same solvent or buffer in which DNA is dissolved. This makes absorbance reading more accurate.

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Blank Reading Spectrophotometer Absorbance Isolation Of Dna Processes Of Recombinant Dna Technology Biotechnology Class 11 Mcq

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