What is agarose gel made from?
What is used to weigh down DNA to keep it from floating away with our TBE
Buffer? Why?
How logn might it take to run an average gel? What voltage?
In this example which color is lightest, red or blue?
Can you see the bandes that the arrows are pointing to?
What causes the DNA to show up better than another? http://www.life.uiuc.edu/molbio/geldigest/electro.html