IGNOU BBCCT 123 2026 - Explain how differences between prokaryotic and eukaryotic t

Question

Explain how differences between prokaryotic and eukaryotic transcription influence gene regulation complexity in eukaryotes.

09 Feb 2026

Answer :

Word Count : 262

Prokaryotic and eukaryotic transcription differ in several key aspects, influencing gene regulation complexity in eukaryotes. In prokaryotes, transcription occurs in the cytoplasm, where the processes of transcription and translation are coupled. The RNA polymerase directly binds to the promoter, and gene expression is largely controlled by simple mechanisms like operons, where multiple genes are transcribed together. Prokaryotic transcription is relatively straightforward, with regulatory elements such as promoters and repressors functioning at a single site to control gene expression. In contrast, eukaryotic transcription occurs in the nucleus and is more intricate. Eukaryotes have a more complex RNA polymerase

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