BIOL 101: Biological Principles I

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.

Explore the indispensable role of decomposers in ecosystems. Understand their impact on nutrient cycling, energy flow, and ecological balance. Realize what Earth would face without these vital organisms.

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.

Explore the body's fight-or-flight response and its link to caffeine's effects. Learn how the interruption of cAMP phosphodiesterase leads to prolonged alertness and why caffeine can result in sleeplessness.

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 unique characteristics of cartilage, its critical roles in the human body, and the reasons behind its slow healing rate. Uncover myths and gain clarity on the essential factors influencing cartilage repair.