Comparing Covid-19 Vaccines

This lecture compares different Covid-19 vaccines, including those using viral vector and RNA technologies, discussing their effectiveness, storage requirements, and costs. It explains how mRNA vaccines work, the immune response they trigger, and the role of spike proteins. The lecture also covers the nature's choice of DNA for long-term storage of genetic information, the structure of viruses, and the process of membrane fusion. Additionally, it delves into the fabrication of soaps through saponification.