BIOL 202: Introduction to Ecology and Evolution

Explore the distinct approaches of bioremediation and biological augmentation in managing environmental issues. Learn how organisms are utilized for pollutant degradation or enhancing ecological functions to mitigate environmental degradation.

Explore the pivotal role of neurotransmitter receptors in neuron communication. This video debunks misconceptions about their locations and highlights the integral part they play in transmitting signals between neurons. Discover why the postsynaptic membrane is the key player in this intricate dance of cellular messaging.

Explore the similarities and differences between the circulatory systems of amphibians and humans. Understand the distinctions in heart chambers, blood pressure, and where these two species align in their circulatory features.

Gain a clear understanding of chemical equilibrium, where reactant and product concentrations stay constant due to equal forward and reverse reaction rates. Dispel common misconceptions about equilibrium, such as concentration equality and reaction reversibility.

Uncover the fundamentals of human muscle contraction and anatomy in this lesson. Highlighting the distinct roles of muscle origin and insertion we clarify their functions in movement. Learn why the muscle origin is the cornerstone of stability during contraction anchoring our body mechanics.