Biology A-Level
Cholesterol and fatty-acid saturation
What Cholesterol and fatty-acid saturation means in Biology A-Level, as defined for OCR.
Definition of Cholesterol and fatty-acid saturation
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Reference: OCR
Cholesterol restricts phospholipid movement at moderate temperatures and prevents rigid packing at low temperatures, while more unsaturated fatty acids increase fluidity because the kinks prevent tight packing.
Topics that use Cholesterol and fatty-acid saturation
- Biological membranes (OCR A-Level)
Related terms
- Cell signalling and receptors
- Cholesterol
- Compartmentalisation within cells
- Control variables
- Fluid mosaic model
- glycoproteins and glycolipids
- Lysis and crenation in animal cells
- Membrane structure and the phospholipid bilayer
Using Cholesterol and fatty-acid saturation in the exam
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