phosphodiester bonds
What phosphodiester bonds means in Biology A-Level, as defined for AQA, OCR.
Definitions of phosphodiester bonds
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Reference: OCR
The bond links the phosphate group of one nucleotide to the pentose sugar of the next, forming a sugar–phosphate backbone with bases projecting from it.
Bonds formed between adjacent RNA nucleotides, catalysed by RNA polymerase, joining them into a single-stranded RNA molecule.
Topics that use phosphodiester bonds
- DNA and protein synthesis (AQA A-Level)
- Nucleotides and nucleic acids (OCR A-Level)
Related terms
- complementary base pairing
- alternative splicing
- ATP and ADP as energy carriers
- clover-leaf shape
- Codon–anticodon pairing and peptide bond formation
- codons and anticodons
- Cold conditions protecting DNA and aiding precipitation
- Complementary base pairing of free nucleotides
Using phosphodiester bonds in the exam
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