Teaching Physics with the Physics Suite
Home | Action Research Kit| Sample Problems | Resources | Product Information | |
Problems Sorted by Type | Problems Sorted by Subject | Problems Sorted by Chapter in UP |
The inner and outer surfaces of a cell membrane carry a negative and positive charge respectively. Because of these charges, a potential difference of about 70 mV exists across the membrane. The thickness of the membrane is 8 nm.
Not finding what you wanted? Check the Site Map for more information.
Page last modified October 16, 2002: E05