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Life Science

  • Bacterial Growth on MacConkey Agar In this lab students culture three bacteria on nutrient agar and MacConkey agar and record the results. View »
  • Isolating Bacteria from a Mixture How does a microbiologist isolate bacteria from a sample? In this lab students practice streaking a plate to isolate a single species of bacterium from a known mixture. View »
  • Basic Mold Showplate Set This introduction to fungi focuses on the production of asexual spores by three fungi: Aspergillus, Penicillium, and Rhizopus. View »
  • Hydroponics Using a nutrient-rich water solution and a unique, time-tested approach, you can successfully grow plants with no soil. In a hydroponic system, water does the work. Find out more about this fascinating method and the advantages that make it both appealing and effective. View »
  • Snakeheads Invade the United States Teach your students about the challenges nonnative species pose by focusing on a current example, the northern snakehead fish. Native to China, Russia, and Korea, this fish has established breeding populations in several states. Find out how this might have happened and what scientists are doing about it. View »
  • Getting a Handle on Variation of Traits This article is designed to help students and teachers think about the nature of various determinants underlying biological variation. View »
  • Embryology with Rhabditis In this lab students observe cleavage of fertilized eggs of female Rhabditis. View »
  • Infographic: What's Your Blood Type? Use this exciting infographic as a teaching aid for your classes as your students discover the ABO/Rh blood groups. View »
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