Heartfelt Science for Valentine’s Day

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…

Biotech Basics: DNA Ligase – Building a Bridge with DNA

DNA ligase is one of the most important, but least celebrated, enzymes used in modern biotechnology. This enzyme plays a very important role in DNA replication and repair by acting like a “glue” that can connect different DNA fragments to…

Biotech Basics – Visualizing DNA

What is agarose gel electrophoresis? Electrophoresis is a technique that allows us to separate DNA, RNA or proteins into bands according to their size.  For more information about this technique, be sure to check out our previous post describing electrophoresis.…

Biotech Basics: Accuracy and Precision in Measurements (and a #SciArt Project!)

  What is the difference between accuracy and precision? Accuracy describes how close a measurement is to the true value of a given quantity.  Precision describes the reproducibility of the measurement. Accordingly, measurements can be categorized as follows: Neither accurate…