The New York Times
Sequencing the Stages: Understanding H.I.V. Infection at the Molecular Level
How does HIV operate at the molecular level? Pupils discover the progression from a healthy immune cell to one infected with HIV, watch an animation of the HIV life cycle, and finally identify each of the stages with illustrations...
Curated OER
In Vitro Fertilization
A possible option for infertile couples is in-vitro fertilization and implantation. Through this two-part lesson, the class learns about this process by teacher lecture and internet research. A case study is given to read as a take-home...