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The post transcriptional modifications are done after the transcript is completely transcribed. State whether the statement is true or false.

(a) True

(b) False

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This interesting question is from Post-Transcriptional Modification topic in portion Gene Expression : Transcription Prokaryotes of Cytogenetics

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The correct choice is (b) False

Easiest explanation: The modifications are carried out as the transcript is produced. Like when the transcript is 25-30 nucleotides long it is capped and there has also been evidence showing that splicing also takes place during transcription.

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