PreparED Study Materials
Videos
Defining Elements: Which Unit Truly Embodies an Element's Characterist
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Discover the distinct identity of elements as we clarify the smallest unit that embodies their unique properties. Breaking down options such as electrons, isotopes, and elemental particles, this video offers a clear explanation of why atoms stand out.
Geology Meets Biology: How Hutton, Lyell & Darwin Shaped Evolutionary
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the foundational principles of Hutton and Lyell, which shaped Darwin's evolutionary ideas. Understand uniformitarianism, deep time, and geographical patterns that inspired Darwin's theory. Discover how geology influenced biological understanding.
Dispersal vs. Vicariance: Allopatric Speciation Explained
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Learn the distinctions between dispersal and vicariance in biology. Understand how organisms' movements and environmental changes play crucial roles in allopatric speciation. Grasp the differences between movement across existing barriers and the creation of new barriers.
Baldness & Hair Follicles: Delving into Hair Miniaturization
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Learn about male pattern baldness as we break down the science behind shrinking hair follicles and their effects on hair thinning. Learn why bald men still have hair follicles and what happens to them over time. Ideal for anyone keen to understand the biology of hair loss.
Catabolism Unraveled: How the Body Releases Carbon Dioxide in Metaboli
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Discover the intricacies of catabolism and the role of the citric acid cycle in CO2 release. Understand how glycolysis leads to the production of pyruvate, ATP, and NADH. Gain clarity on how our body processes and expels carbon dioxide during cellular metabolism.
Decoding Phosphorylation Cascades: Amplification & Cellular Signaling
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the intricate world of phosphorylation cascades and their role in cellular signaling. Learn how protein kinases amplify external signals, guiding a cell's response. Decipher common misconceptions about these essential cellular processes.










