Bio-Physics (M.Phil./Ph.D.) 2015 Panjab University Entrance Exam With Answers

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20.

In gene regulation, the Open Reading Frame (OPR) implies -

A: Intervening nucleotide sequence in between two genes
B: A series of triplet codons not interrupted by a stop codon
C: A series of triplet codons that begins with a start codon and ends with a stop codon
D: The exonic sequence of a gene that corresponds to the 5’ UTR of the mRNA and thus does not code for the protein

The answer is: B

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