Topic: DNA replication and central dogma· Genetics and Evolution

DNA replication in bacteria occurs :

1. Within nucleolus

2. Prior to fission

3. Just before transcription

4. During S phase

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Answer: 2. Prior to fission

Key idea: Bacteria have no nucleus and no defined cell cycle phases.

They have no nucleolus and no S phase (that is eukaryotic). Replication of the circular DNA is completed before binary fission, so each daughter cell gets a copy. Answer: (2).

Doubtly AI · 30 Oct 2026 AI-generated · not yet verified Report

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DNA replication in bacteria occurs :

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