Gene Expression · Botany

Which of the following is a key difference between prokaryotic and eukaryotic gene expression?

  1. Presence of ribosomes in the cytoplasm
  2. Coupled transcription and translation
  3. Use of mRNA to direct protein synthesis
  4. DNA replication using similar enzymes
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Correct answer: Coupled transcription and translation

In prokaryotes, transcription and translation occur simultaneously in the cytoplasm. This is not seen in eukaryotes due to compartmentalization.

Difficulty: Medium Question 15 of 19

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