BIO SCI 150: Foundations-Biological Sciences 1

Discover the captivating world of chemical bonds, from the basic definition to types and specific examples like ammonia. Delve into ionic, covalent, and hydrogen bonds and their distinct characteristics. Understand the unequal electron sharing in ammonia leading to polar covalent bonds.

Unpack the process of biological magnification in the food chain and learn why consuming foods from lower trophic levels minimizes toxin exposure. Grasp the implications of human-induced pollutants and the benefits of dietary diversity.

Unlock the world of pathogens, the microorganisms causing diseases. Grasp how they invade, colonize, and adversely affect host organisms. Learn about prevention strategies to mitigate their harmful impacts.

Explore the profound impact of oceans on the biosphere in this video. Discover how oceans contribute to oxygen production, carbon dioxide absorption, and climate moderation, while also uncovering their limitations in regulating the pH of freshwater biomes and terrestrial groundwater.

Explore the anatomy of white and gray rami communicantes, their ties to spinal nerves, and the distinct fibers in each ramus. Learn how the myelinated fibers of white rami differ from the unmyelinated fibers in gray rami. Gain a deeper understanding of our nervous system's complexity through these intricate relationships.

Explore active and passive transport and understand how ion pumps and phagocytosis fit in. Discover endocytosis as an active transport where cells engulf particles. Differentiate between active transport mechanisms and passive methods like facilitated diffusion.