PreparED Study Materials
BIOL 227: Human Anatomy and Physiology I
School: Boise State University
Number of Notes and Study Guides Available: 1
Notes
Videos
Decoding Histones: How They Organize & Interact with DNA in Our Cells
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Unravel the intricate relationship between histones and DNA. Learn how histones maintain DNA structure within the cell nucleus and understand the significance of charge attractions in DNA-histone binding.
Insect Herbivory: Evolution and Impact on Speciation and Diversity
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Discover the evolution of plant-eating habits in insects, the links between moths, butterflies, caddisflies, flies, and fleas. Explore the hypothesis of how herbivory could influence speciation and diversity within the insect kingdom.
Understanding Neuron Signals: Role of Myelination & Fiber Diameter.
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Grasp the fundamentals of how neurons transmit electrical signals through action potentials. Understand the crucial role of myelination and fiber diameter in efficient nerve impulse conduction. Dive into the comparisons of different nerve fiber types and their properties.
Why Can't Cells Harness Heat for Work? Explained
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Discover why most cells are unable to utilize heat for work by exploring the principles of cellular thermodynamics. Learn how heat, as a form of kinetic energy, relates to cellular processes and why uniform temperature distribution within cells hinders their ability to harness heat effectively. Uncover the key factors that determine why cells can't perform work using heat.
Bacteria's Hot Spring Survival: Enzyme Adaptations Unveiled
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Explore the secrets of why certain bacteria thrive in hot springs as we dissect five intriguing options. Discover the role of enzyme optimal temperatures and the truth about temperature sensitivity in bacterial metabolism. Uncover the fascinating adaptations that make these microorganisms uniquely suited for hot spring environments.
Aldosterone & Target Cells: Intracellular Receptor Insights
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Learn why lipid-soluble signaling molecules like aldosterone only impact specific target cells. We discuss four theories and reveal that intracellular receptors present only in target cells are the key. This video demystifies the unique mechanism behind aldosterone's selective action.