CHEM 500: New Graduate Student Seminar

Explore the influential Three-Domain System of classification, introduced by Carl Woese in 1978. Discover how it categorizes life into Bacteria, Archaea, and Eukarya based on distinctive cellular structures. Learn about the characteristics of each domain, from prokaryotic Bacteria and Archaea to the rich diversity within Eukarya, encompassing Protists, Fungi, Plants, Animals, and the unique world of viruses.

Discover the multifaceted role of cytokines as the body's cellular messengers. Uncover their pivotal tasks in regulating immune and inflammatory responses. Dive into their significance in cell growth, differentiation, and inter-cellular communication.

Explore the captivating Oparin-Haldane hypothesis, detailing the three key steps in the journey from non-life to life. Witness the emergence of organic molecules through non-biological processes, the formation of complex molecules, and the ultimate leap to self-replicating DNA. Join us on this scientific exploration of life's origins.

Discover the captivating world of chemical bonds, from the basic definition to types and specific examples like ammonia. Delve into ionic, covalent, and hydrogen bonds and their distinct characteristics. Understand the unequal electron sharing in ammonia leading to polar covalent bonds.

Explore the fundamentals of atomic reactivity by evaluating the influence of electron shells, orbitals, and energy levels. This video highlights the pivotal role unpaired electrons play in determining how and why elements react, making it a cornerstone for chemistry enthusiasts.

Grasp the fundamentals of how neurons transmit electrical signals through action potentials. Understand the crucial role of myelination and fiber diameter in efficient nerve impulse conduction. Dive into the comparisons of different nerve fiber types and their properties.