The lipid bilayer is a thin polar membrane made of two layers of lipid molecules. These membranes are flat sheets that form a continuous barrier around all cells.
Wheel repair cost between $125 and $275 per wheel-depending on wheel size and damage. Typically the repair cost is still less than a new wheel depending on the style, size, and age of the wheel. Factory and aftermarket wheels can cost anywhere from $100 to over $1000 per wheel.
1 Most repair shops include the cost of wheel balancing (placing weights on the rim so the tire rotates evenly) in the cost of flat tire repair. 2  If it's not included, this can cost $6-$20 per wheel. Most repair shops include the cost of wheel balancing (placing weights on the rim so the tire rotates evenly) in the cost of flat tire repair. 2  If it's not included, this can cost $6-$20 per wheel.