Biology 9700 · AS & A Level · Fluid mosaic membranes

Fluid mosaic membranes — practice question

Which combination of factors will result in the highest fluidity of the cell surface membrane?

  • Aa decrease in distance between phospholipid molecules; proportion of short fatty acid chains
  • Ba decrease in distance between phospholipid molecules; temperature
  • Ca decrease in proportion of phospholipids with saturated fatty acid chains; proportion of long fatty acid chains
  • Da decrease in proportion of phospholipids with unsaturated fatty acid chains; temperature

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