PreparED Study Materials
Notes
Videos
Why Does Smoke Alarm Us at Home but Not Around a Campfire? Explained!
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Discover how our brain interprets the scent of smoke differently based on context. Compare reactions in an open campfire setting versus an enclosed residence hall. Understand the underlying mechanisms of olfactory fatigue and context-driven alarm responses.
Microscopic Marvels: Understanding Compact and Spongy Bone Structures
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Uncover the microscopic intricacies of compact and spongy bone structures. Learn about osteons, trabeculae, and the vital role of osteocytes. Dive into the balance of strength and functionality bones provide to our body.
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.
Energy Release: Oxidizing Sucrose, ADP to ATP or Glucose?
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Discover which biochemical reaction liberates the most energy comparing options like oxidizing sucrose converting ADP to ATP and cellular respiration. This video offers detailed explanations of each reaction's energy output helping you understand their roles in biological systems.
Nucleic Acids 101: Unpacking the Building Blocks of Genetic Info
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Nucleic acids, comprising DNA and RNA, are vital biomolecules encoding genetic information. We explore the structure and components of their monomers, nucleotides, emphasizing the role of nitrogenous bases and the significance of polynucleotide chains in storing genetic data.
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.