What are plasmids? In 1952, Nobel Prize Winner Joshua Lederberg introduced the term ‘plasmid’, a double-stranded, circular DNA molecule that naturally exists in bacterial cells and some eukaryotes (Fig. 1). Plasmids have been used by molecular biologists to study, analyze,…
Tag: Tech Tips
School’s out for summer… or is it?
The 2013-14 school year is wrapping up, and we’re sure that you (and your students) are anxiously counting down the minutes. However, whereas your students will get to leave all thoughts of class behind for the summer, we know you’ll…
Solving Your Dilution Dilemma
When asked to dilute a solution, students (and sometimes teachers) tend to panic! Though we all know what it means to ‘dilute’, sometimes one can be confused on how to actually perform a dilution.
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