Biology A-Level
circular DNA and nucleoid
What circular DNA and nucleoid means in Biology A-Level, as defined for AQA.
Definition of circular DNA and nucleoid
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Reference: AQA
A single circular DNA molecule that is free in the cytoplasm and is not associated with proteins, lying as a nucleoid.
Topics that use circular DNA and nucleoid
- Structure of prokaryotic cells and of viruses (AQA A-Level)
Related terms
- attachment proteins and host receptors
- capsule
- no membrane-bound organelles
- plasmids
- 70S ribosomes
- acellular structure
- capsid and genetic material
- flagellum
Using circular DNA and nucleoid in the exam
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