Biology A-Level
circular DNA replication
What circular DNA replication means in Biology A-Level, as defined for AQA.
Definition of circular DNA replication
Check what you remember
Read the wording for your board, then hide it and explain circular DNA replication in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
The single circular DNA molecule is replicated, and the two circular DNA copies attach to the cell-surface membrane at opposite ends as the cell elongates.
Topics that use circular DNA replication
- All cells arise from other cells (AQA A-Level)
Related terms
- acid hydrolysis and squashing
- anaphase
- attachment protein and receptor
- cell plate and Golgi vesicles
- centromere attachment
- chromatid separation
- chromosome number maintained
- cleavage furrow
Using circular DNA replication in the exam
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