Biology A-Level
unsaturated
What unsaturated means in Biology A-Level, as defined for AQA.
Definition of unsaturated
Check what you remember
Read the wording for your board, then hide it and explain unsaturated in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
A fatty acid with one or more carbon-carbon double bonds, so the chain is usually drawn with a kink at the double bond.
Topics that use unsaturated
- Lipids (AQA A-Level)
Related terms
- amphipathic and bilayer formation
- energy per gram
- Hydrophobic and amphipathic properties
- hydrophobic core as a barrier
- hydrophobic versus amphipathic
- kinks and packing
- phospholipid as membrane component
- Phospholipid structure
Using unsaturated in the exam
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