PreparED Study Materials
Notes
Videos
Element's Properties: The Defining Role of Protons
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Explore what makes each element unique by focusing on the atomic components: protons neutrons and electrons. Learn why the number of protons known as the atomic number is the defining characteristic for each element's properties. Understand how protons set elements apart even as neutrons and electrons also play important roles.
Osteocyte Nourishment: The Role of the Lacunar-Canalicular Network in
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Uncover the fascinating system that nourishes osteocytes in our bones: the osteocyte lacunar-canalicular network. Learn how canaliculi connect these mature bone cells to vital nutrients, ensuring their health even at significant distances from blood vessels.
Phospholipids: The Versatile Molecules Structuring Cellular Life
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Explore the critical role of phospholipids in forming cell membranes across various organisms. Understand their unique amphipathic properties and their influence on cellular processes, from transport to signaling.
Decoding Hyperventilation: CO2 Levels, Effects & Managing Techniques
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Discover the intricacies of hyperventilation, its impact on the body's CO2 levels, and the resulting respiratory alkalosis. Understand the triggers, physiological implications, and how controlled breathing and meditation can help manage this condition.
The Proton Gradient: Driving Force Behind ATP Synthesis Explained.
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Explore the processes behind ATP synthesis during oxidative phosphorylation. Learn the pivotal role of the proton gradient in energizing ATP synthase. Visualize the interplay of cellular components producing the ATP symphony.
True Statements About Virus Structure (Figure 21.5
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In this video, we explore virus structure, specifically focusing on glycoproteins that extend from the virus's surface. Four statements related to virus structure are examined for accuracy, including the presence of a viral membrane, the composition of capsomeres, the genetic material within viruses, and the role of glycoproteins in virus attachment to host cells. The video highlights the importance of glycoproteins in facilitating virus attachment to host cells, ultimately marking the initiatio