Explore the intricate structure and dynamic functions of cell membranes, essential components for all life forms. Discover how these oily films protect cells, regulate molecular transport, and facilitate communication.
Explore why organisms are made of trillions of cells instead of being one giant cell. Discover the limitations of cell size and the adaptations of large single-celled organisms.
Explore the story of Henrietta Lacks and her immortal HeLa cells, which have revolutionized medicine and scientific research. Discover the profound impact of these cells on understanding cancer, virology, and genetics.
Explore the fascinating theory of endosymbiosis and how it explains the evolution of complex cells. Learn about the evidence supporting this theory and its impact on the diversity of life on Earth.
Explore the microscopic world within your cells and discover how they tirelessly produce antibodies and fight to keep you healthy from invading viruses.