PreparED Study Materials
Notes
Study Guides
Videos
Protobionts: Pioneers of Life's Transition from Molecules to Cells
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Discover the significance of protobionts in the evolution of life, acting as a bridge from non-living to living entities. Understand their boundary formations akin to cell membranes and their rudimentary replication methods. Gain insights into the pivotal role they played in life's origin story.
Comparing Human & Amphibian Circulatory Systems: What's Shared
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Explore the similarities and differences between the circulatory systems of amphibians and humans. Understand the distinctions in heart chambers, blood pressure, and where these two species align in their circulatory features.
Unlocking Atomic Reactivity: The Role of Unpaired Electrons Explained.
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Explore the fundamentals of atomic reactivity by evaluating the influence of electron shells, orbitals, and energy levels. This video highlights the pivotal role unpaired electrons play in determining how and why elements react, making it a cornerstone for chemistry enthusiasts.
Unlocking Respiration: The Diaphragm's Central Role in Breathing
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Discover the fundamentals of the respiratory system and the primary muscle behind inspiration. This video breaks down the physiological process of breathing, the key role of the diaphragm, and why other muscles don't initiate breathing.
DNA Replication Explained: Climbing the Double-Helix Staircase
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Explore the world of DNA replication by comparing it to climbing a staircase. Understand the roles of leading and lagging strands, and discover the importance of DNA Polymerase III in this intricate process.
Okazaki Fragments: Unraveling the Secrets of DNA Replication
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Explore the intricacies of DNA replication and the pivotal role of Okazaki fragments. Understand the difference between the leading and lagging strands. Dive deep into the mechanisms that drive this life-sustaining process.