BIO 218: Zoology

Explore the definitions of tissue, organ, and organ system. Understand the distinctions and interconnectedness between these components. Get an overview of the human body's eleven major organ systems and their functions.

Learn about muscle fascicle patterns and their role in human anatomy. Our video zeroes in on the convergent pattern found in the pectoralis major. Compare this with other muscle types like the biceps brachii and gluteus maximus to deepen your anatomical knowledge.

Discover the wonders of parthenogenesis a form of asexual reproduction in our latest educational video. Understand how an egg cell can develop into an embryo without fertilization. Learn the key differences between parthenogenesis and other forms of asexual reproduction like budding and sequential hermaphroditism.

Discover the complex roles of osteogenic cells and their differentiation into bone-related cell types like osteoblasts, osteoclasts, and more. This video will also reveal the surprising origin of osteoclasts, setting them apart from their bone cell counterparts.

Unravel the mysteries of food chain lengths by analyzing various factors. We spotlight the 10% rule in ecology, emphasizing how energy transfer inefficiencies mold ecosystem structures and functions.

Discover the fundamentals of the respiratory system and the primary muscle behind inspiration. This video breaks down the physiological process of breathing, the key role of the diaphragm, and why other muscles don't initiate breathing.