BIOL 1107: Principles of Biology I

Uncover the intricacies of adaptive radiation, the rapid diversification of species into new ecological niches. Understand factors that drive this phenomenon and how genetic drift stands as an exception. Learn the role of evolutionary innovations and interactions in species divergence.

Explore the indispensable role of decomposers in ecosystems. Understand their impact on nutrient cycling, energy flow, and ecological balance. Realize what Earth would face without these vital organisms.

Explore the intricate components of the endomembrane system within a cell. Identify which structures belong to this system and which do not, with a specific focus on the unique role of the chloroplast.

Discover how the protein coat from pathogenic cells can transform nonpathogenic cells, the surprising role of heat-killed pathogenic cells in causing pneumonia, and the transfer of pathogenic traits from one cell to another. Join us on this journey of scientific exploration as we unravel the mysteries of bacterial transformation and more.

Discover the complex world of sea urchin reproduction, focusing on the essential role the cortical reaction plays in egg fertilization. Uncover common myths surrounding this process and learn what actually happens at the cellular level. Gain insight into how the formation of a fertilization envelope is crucial for successful fertilization.