Biology A-Level
Complementary base pairing of free nucleotides
What Complementary base pairing of free nucleotides means in Biology A-Level, as defined for OCR.
Definition of Complementary base pairing of free nucleotides
Check what you remember
Read the wording for your board, then hide it and explain Complementary base pairing of free nucleotides in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: OCR
Free nucleotides align opposite the template by complementary base pairing: adenine with thymine and cytosine with guanine.
Topics that use Complementary base pairing of free nucleotides
- Nucleotides and nucleic acids (OCR A-Level)
Related terms
- ATP and ADP as energy carriers
- Codon–anticodon pairing and peptide bond formation
- Cold conditions protecting DNA and aiding precipitation
- complementary base pairing
- Condensation polymerisation
- Conservation of one original strand per daughter molecule
- DNA double helix
- hydrolysis
Using Complementary base pairing of free nucleotides 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.
Practise Biology questions
Create a free account to answer exam-style questions on this topic and get feedback on your answers.
Start free
All Biology A-Level termsA week of Premium from your first lesson · Then the free plan continues · No card, no charge