BIOL 151: Anatomy and Physiology One

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 groundbreaking heterotroph hypothesis by Alexander Oparin. This video outlines how the first organisms likely consumed pre-existing organic matter reshaping how we think about the origins of life and evolution

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.

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.

Discover what happens in your body after a hearty meal! Learn about the concept of 'distension' and how nerve cells act as messengers to your control center, orchestrating the digestive process.

Discover the Oparin-Haldane hypothesis detailing Earth's primordial conditions and the potential birth of life. Learn about the abiotic synthesis of organic molecules, the rise of protobionts, and the evolution to the first true cells.