BIO 112: Principles of Biology II

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.

Explore the composition of the diaphysis in long bones. Learn about the significance of compact bone in providing strength and differentiating it from other bone components.

Learn about male pattern baldness as we break down the science behind shrinking hair follicles and their effects on hair thinning. Learn why bald men still have hair follicles and what happens to them over time. Ideal for anyone keen to understand the biology of hair loss.

Unlock the world of pathogens, the microorganisms causing diseases. Grasp how they invade, colonize, and adversely affect host organisms. Learn about prevention strategies to mitigate their harmful impacts.

Explore the fascinating process of protein digestion, debunking misconceptions about where it starts. Discover the roles of enzymes like pepsin and HCl in breaking down proteins in the stomach.

Explore the crucial role of red marrow in producing vital blood cells and maintaining the circulatory and immune systems. Learn why bones are essential for blood cell production and understand why other options are incorrect.