PreparED Study Materials
BIOL 109: Biology MCAT
School: University of San Francisco
Number of Notes and Study Guides Available: 3
Notes
Study Guides
Videos
Stromatolites: Earth's Ancient Sentinels and Clues to Early Microbial
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Explore stromatolites, the oldest indicators of life on Earth formed by microbial actions. Understand their presence in shallow marine environments and their connection to early eukaryotic life.
Lymphocytes and Immunocompetence: Unpacking Their Developmental Sites
Want To Learn More? To watch the entire video and ALL of the videos in the series:
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.
From Primordial Soup to First Cells: Unraveling Life's Mysterious Orig
Want To Learn More? To watch the entire video and ALL of the videos in the series:
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.
Ants & Instincts: Decoding Chemical-Triggered Fixed Action Patterns
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Discover the intriguing behavioral responses of ants, triggered by chemical cues. This video explains how ants instinctively handle their dead, highlighting the significance of fixed action patterns in animal behavior. Learn how biology and behavior seamlessly connect in the complex world of ants.
Pharyngeal Slits: The Feeding Marvel in Lancelets and Tunicates
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Explore the vital roles of pharyngeal slits in lancelets and tunicates. Learn how these clefts aid in filter-feeding, capturing food particles, and evolve through different life stages.
Sound Transduction: From Waves to Neural Signals Explained!
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Unpack the intricate process of sound transduction, from the initial vibrations in the ear to the transformation into neural signals. Learn about the vital roles of cochlea, basilar membrane, and hair cells in deciphering our auditory world. A comprehensive guide to the magic behind our hearing.