The BiotechnologyEducation Company
BactoBeads™ are non-pathogenic, freeze-dried microbes (bacteria and lower eukaryotes) that are easily cultured for use in the classroom. Each bead contains microorganisms, buffer, salts and nutrient broth in an instantly soluble pellet.
The Evolution of Electrophoresis
Agarose gel electrophoresis is a biotechnology technique used to separate DNA molecules according to their size. The mixture of molecules is added into depressions (or “wells”) within a gel, and then an electrical current is passed through the gel. Because the sugar-phosphate backbone of DNA has a strong negative charge, the current drives the DNA through the gel towards the positive electrode.
Tagged on: Biotech Basics, Science, Technology, Electrophoresis, Classroom Laboratory, DNA, STEM, DNA Fragments, Beginner, Intermediate
Six Experiments To Get Your Students Excited For Earth Day!
April 22nd marks the 45th annual Earth Day! Around 20 million people celebrated the first Earth Day in 1970 by organizing rallies and peaceful protests to educate Americans about the environmental concerns of the times. Today, Earth Day has evolved into an international celebration of green technology, clean energy and environmental policy reform.
Tagged on: Earth Day, Beginner, Intermediate, Advanced, Classroom Laboratory, STEM, PCR
The Onset of Allergies
Now that allergy season is in full swing many people find themselves reaching for their allergy meds (and a tissue). For many sufferers, allergy season represents an annual struggle between the beautiful world outside and their eyes, noses, and sinuses, which often seem to be protesting the coming of spring. These allergic responses are commonly due to an immune system response to pollen, which the body sees as a harmful, foreign substance.
Tagged on: Antibody, Blood, Intermediate, Science, Allergies
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