TLS Online TPP Program

#Id: 5420


Types of neurons Based on the number of processes that emanate from their cell body, neurons can be classified as unipolar, bipolar, and multipolar.

#Unit 7. System Physiology – Animal #Nervous system, Neurons, action potential #Part B Pointers
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TLS Online TPP Program

#Id: 2466

#Unit 13. Methods in Biology

Overall, there are three pillars electrophoresis


Current / voltage


Medium - (buffer/liquid) - with a precise pH value and a constant ionic strength.


 Analytes - A compound, which is to be detected or assayed in a given sample.


Electrophoretic resolution mainly can be change by manipulating current and buffer system.


The higher the buffer concentration, the more electric power is applied, resulting in higher heat (joule effect) development.


Smiling Effect, Venetian Blind Effect & Electroendosmosis reduces the efficiency of electrophoresis.



TLS Online TPP Program

#Id: 2467

#Unit 13. Methods in Biology

Slab gels can develop a “Smiling Effect” When in a gel more Joule heat is produced than can be dissipated, leads to the higher mobility of the ions in the center, resulting in an uneven distribution of the zones, These zones bend up at the two lateral sides, causing “smiling.” 



TLS Online TPP Program

#Id: 2468

#Unit 13. Methods in Biology

Phenomenon of Smiling Effect is largely applicable in Gel Electrophoresis &  PAGE


TLS Online TPP Program

#Id: 2469

#Unit 13. Methods in Biology

Phenomenon of Electroendosmosis is largely applicable in Free Solution & Capillary.


TLS Online TPP Program

#Id: 2470

#Unit 13. Methods in Biology

Electrophoretic mobility and Electroendosmosis force combinedly functions in Capillary zone Electrophoresis


TLS Online TPP Program

#Id: 2471

#Unit 13. Methods in Biology

In electrophoretic separation the phenomenon of electroendosmosis (also known as electro-osmotic flow) which is due to the presence of charged groups on the surface of the support medium.