BIOL 141: Introductory Physiology

Explore the intricate process of mitosis and the crucial role it plays in cellular division. Learn how cell cycle control mechanisms, including cyclin degradation and Maturation Promoting Factor (MPF) activity, ensure accurate and regulated cell division.

This videos teaches the mechanisms behind waste elimination in earthworms and mammals. Learn how metanephridia in earthworms and nephrons in mammalian kidneys work differently to perform crucial functions. Clear up common misconceptions and deepen your understanding of these biological systems.

Unlock the language of genetic history with our guide to understanding pedigrees and their symbols. Learn how to interpret squares circles and lines to track inheritance patterns for traits and diseases.

Explore the intricate workings of the immune system's overactive responses, known as hypersensitivity reactions. Learn about the classification into Types I, II, III, and briefly, IV, along with real-world examples. Uncover the mechanisms behind these reactions and their impact on our health.

Discover the intricacies of lymphocytes, vital immune system cells, as we uncover where they develop the ability to effectively combat foreign invaders and the unique roles of T and B lymphocytes and NK cells.