Biology A-Level
phosphate ions
What phosphate ions means in Biology A-Level, as defined for AQA.
Definition of phosphate ions
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Reference: AQA
These form the phosphodiester bonds in the sugar-phosphate backbone of DNA and RNA, and are added to ADP to form ATP.
Topics that use phosphate ions
- Inorganic ions (AQA A-Level)
Related terms
- hydrogen ions and pH
- inorganic ions
- iron ions in haemoglobin
- sodium ions and co-transport
- tertiary structure and pH
- channel and carrier proteins
- ion properties
Using phosphate ions in the exam
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