In the research laboratories, a scientist’s notebook represents a comprehensive record of the experiments that were performed, why an experiment was performed, and what the results mean. First, the lab notebook is used to design their experiments. As the experiment…
Tag: STEM
What’s in my lunch? Analyzing GM foods in your classroom laboratory.
I always like to teach biotechnology in the context of its real-world uses. For example, one "hot-button" issue relates to the genetic modification of plants and animals in agriculture. Newspapers, popular magazines, and even our Facebook feeds are full of statements…
Read More What’s in my lunch? Analyzing GM foods in your classroom laboratory.
Biotech Basics: Restriction Enzymes
What are restriction enzymes? Restriction endonucleases (also known as restriction enzymes) act like molecular scissors, cutting double-stranded DNA at specific sequences. They are produced by many species of bacteria to protect themselves from invading viral DNA. The utility of restriction…
Develop an affinity for science!
What is an antibody? Antibodies (also called immunoglobulins, or Igs) are specialized proteins that allow the immune system to distinguish between “self” and “non-self” proteins or polysaccharides. Antibody molecules comprise four linked polypeptide chains: two “heavy chains” and two “light…
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