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What is SDS-PAGE? SDS polyacrylamide-gel electrophoresis, or SDS-PAGE, is a technique that is used to separate proteins according to their molecular weight. What do I need to separate proteins? In addition to your protein sample, you will need: Sodium Dodecyl…
Read More Biotechnology Basics: SDS Polyacrylamide-Gel Electrophoresis
Do you look for ways to involve the holidays in your classroom activities? Valentine’s Day is coming up, and we have a few ideas on how you can add a little holiday flair to your lesson plans! Most of these…
Transformation is the process through which bacteria can pick up foreign DNA from the surrounding environment. The newly acquired genetic information is both stable and heritable. In the laboratory, we can transform bacteria with small, circular pieces of DNA called…
Read More Five Ways to Improve Your Transformation Experiments
The nucleus is a dense organelle that contains the genetic material of a cell. How dense? The human genome is around 3 billion nucleotides and the average length of a nucleotide is 0.6 nanometers, so stretched out the DNA in…
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