BIOL 111: Concepts of Biology

Discover the origins of specialized cells in embryonic development and learn about the three essential germ layers: ectoderm, mesoderm, and endoderm. Explore how these layers form the foundation for all multicellular life.

Explore the significance of tracking same-age cohorts in population ecology. Learn how it aids in understanding birth and death rates, predicting population trends, and uncover the reasons behind this crucial ecological research practice.

Unravel the origins of blood cell types as we differentiate between myeloid and lymphoid stem cells, highlighting the unique lineage of platelets, B cells, and Natural Killer cells.

Explore the foundational principles of Hutton and Lyell, which shaped Darwin's evolutionary ideas. Understand uniformitarianism, deep time, and geographical patterns that inspired Darwin's theory. Discover how geology influenced biological understanding.

Unravel the world of trace elements, the minute but vital elements required by our bodies. Dissect a multiple-choice question to differentiate trace elements from other vital components. Highlight the importance of these minor minerals in daily body functions.