Biology A-Level
recognition sites
What recognition sites means in Biology A-Level, as defined for AQA.
Definition of recognition sites
Check what you remember
Read the wording for your board, then hide it and explain recognition sites in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
The specific palindromic base sequence at which a restriction endonuclease cuts the DNA.
Topics that use recognition sites
- Recombinant DNA technology (A-level only) (AQA A-Level)
Related terms
- cDNA and reverse transcriptase
- complementary base pairing
- DNA ligase
- insertional inactivation
- polymerase chain reaction
- post-translational modification
- primers
- promoter region
Using recognition sites in the exam
Check the command word and mark scheme for your exact question. After comparing your explanation with the reference, use the term in an answer on the linked topic. This practice does not predict an exam mark.
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