BIOL 4270: Human Physiology

Explore the crucial role of DNA polymerase in the DNA replication process. Understand its function in synthesizing new DNA strands. Dissect common misconceptions about this vital enzyme.

Explore the complex dynamics of bird behavior in a serene North American forest setting. Witness the challenges faced by a diligent chipping sparrow as it tends to its nest, while an intruder lurks nearby. Delve into the fascinating world of symbiotic relationships in the animal kingdom and the impact they have on wildlife survival.

Understand the anatomical significance and position of the lumbar region within the spinal structure. This video explains how the lumbar region which constitutes the lower back interacts with other areas like the popliteal and umbilical regions. Gain a clear perspective on its role in supporting body weight and its location relative to other spinal sections

Get insights into the role of lysosomes in different cell types. Find out which cell is the ideal choice for studying these powerful digestive organelles and why.

Discover which metabolic pathway is the heavyweight champion of ATP production. We'll evaluate contenders like lactic acid fermentation, the Krebs cycle, and more to determine the top ATP generator.

Learn about the composition of arteries focusing on those closer to the heart. Understand the role of endothelium smooth muscle fibers elastic fibers and collagen in these arterial structures. Discover why arteries near the heart have a higher percentage of elastic fibers to withstand pressure changes effectively.