Loading dyes serve three functions in electrophoresis. The dyes themselves migrate independently from the samples, allowing the user to estimate the migration of nucleic acids or proteins. Loading dyes impart color to the samples, which visually facilitates the loading process.Click to see full answer. Keeping this in view, what is the purpose of the loading dye in gel electrophoresis?Purpose. Loading dye is mixed with samples for use in gel electrophoresis. It generally contains a dye to assess how “fast” your gel is running and a reagent to render your samples denser than the running buffer (so that the samples sink in the well).Additionally, what is loading dye and why is it important in electrophoresis? Gel loading dye has three important functions in agarose gel electrophoresis: It gives the colour indication for migration of DNA. Electrophoresis progression can be monitored by using the BPB (bromophenol blue). The loading dye gives density to the DNA. Just so, what are the two main functions of the loading dye in electrophoresis? To make the sample more dense so the sample will fall into the wells, and to provide dye markers that allow you to see the sample as you load it and provide you with information regarding the separation of samples on the gel as it is running.What is the function of the loading buffer?So loading buffer provides one more function in gel electrophoresis. Loading buffer also increases the density of the sample. Recall that denser objects sink, so adding loading buffer to the DNA samples will enable the DNA molecules to sink into the wells in the gel in preparation for gel electrophoresis.