With shrinking classroom budgets and stricter regulations about what science teachers can and cannot do in their classrooms, there is a strong need for more virtual opportunities for students. Virtual or online laboratory activities are not only usually free, but they offer students experiences they might not be able to have in the real world. There are many places on the Internet where students can go to learn biology and practice their laboratory skills. One such site, called “Learn.Genetics” (https://learngendev.azurewebsites.net/), has a large collection of these activities that are user-friendly and suitable for students of all ages.

Among the virtual labs on the Learn.Genetics site is one in which students can participate in a DNA extraction (https://learngendev.azurewebsites.net/content/labs/extraction/). Removing DNA from human cheek cells may be prohibited in public school classrooms due to safety concerns, but here students can do it virtually. Students work their way around...

You do not currently have access to this content.