Biomedical Engineering: Bridging Medicine and Technology 1st Edition by Veronique Tran,Mark Saltzman

Exercise 11

A spherical cell with the diameter of 10 µm has a protein concentration of 20 mg/mL. Determine the number of protein molecules within the cell if the molecular weight of an average protein is 50,000 daltons (g/mol). Recall that Avogadro's number is NA = 6.0221367 × 1023 molecules/mol.