Curated OER
Identification of Positive Streptococci
After being introduced to the genus Straptococcus, biology buffs set up agar plates, esculin slants, and salt broth tubes with different species to test. The level of laboratory skills required to perform this activity makes it most...
Curated OER
Microbe Experimentation
Sixth graders formulate a question about microorganisms that can be answered with an experiment. They develop a hypothesis for a questin about microorganisms based on observations and prior knowledge. Pupils carry out an investigation on...
Curated OER
Oswald Avery & The Search for the Transforming Factor
Five questions about the work of biochemist, Oswald Avery, are presented on this worksheet. You will need to find a reading passage, perhaps on the Internet, about his discovery, but it would be a worthwhile search. The assignment brings...