PreparED Study Materials
BIOL 351: Experiments in Cell and Molecular Biology
School: San Francisco State University
Number of Notes and Study Guides Available: 1
Study Guides
Videos
Balancing Act: How Negative Feedback Loops Maintain Harmony
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Discover the concept of negative feedback loops in biological systems, where balance is maintained by counteracting changes. Explore the four key components: Stimulus, Sensor, Control Center, and Effector, through examples like blood sugar regulation. Uncover how these loops play a crucial role in keeping our body systems in harmony.
Decoding Cholesterol's Influence on Cell Membrane Function & Fluidity
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Discover how cholesterol, a substance found in our body and certain foods, significantly impacts cell membrane fluidity. Learn its varying effects under different temperatures and in diverse cellular lipid compositions. Uncover its indispensable role in nerve signal transmission and cellular health.
Understanding Nucleic Acids: Nucleotides & Their Roles
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Explore the intricacies of nucleic acids, the macromolecules essential to life. Understand the roles of DNA and RNA, and delve into the structure of nucleotides—the fundamental building blocks of these crucial biomolecules.
Charged Electroscope: Conductor Between Foils' Impact
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Explore the fascinating interaction between electrical energy charge and materials through the lens of an electroscope. Discover how inserting a conductor between its charged foil sheets changes the charge dynamics leading to an attraction between foil and needle. Understand the roles of conductors insulators and charge induction in this intriguing experiment.
Atmospheric Pressure: Its Integral Role in Pulmonary Ventilation Expla
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Explore the influence of atmospheric pressure in our body's functions, particularly its essential role in pulmonary ventilation or the breathing process.
Genetic Changes Behind Tetrapod Limb Evolution: A Hox Gene Insight
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Discover the pivotal genetic change behind the evolution of tetrapod limbs, focusing on a specific shift in the Hox gene expression. Unravel the significance of this change and its role in the spatial organization of body parts.