The expected result of this poison on secondary active transport is that the poison will prevents the conformational changes which are necessary for the pump to perform its function, thus preventing it from been able to carry out transportation of ions in and out of the cell.
It is convergent revolution
Gel electrophoresis is the movement of charged particles in a fluid or gel under the influence of an electric field. Results of this technique can be interpreted to find out if someone carries a certain gene or not.