PreparED Study Materials
Notes
Videos
Understanding Mammalian Heart: Blood Flow and Oxygenation
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Learn about the path of blood flow in the mammalian heart and circulatory system. Discover how oxygen-rich blood from the lungs enters the left atrium and understand why other statements about blood flow are incorrect.
Decomposers: Ecosystem Balance & Life's Unsung Heroes
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the indispensable role of decomposers in ecosystems. Understand their impact on nutrient cycling, energy flow, and ecological balance. Realize what Earth would face without these vital organisms.
First Video In Our Three Part Series for Midterms
Intro to Biology: Microscopic Exploration of Life
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Journey through the intricate layers of life, from the foundational atoms and molecules that shape our world to the grand evolution of organisms. Discover how tools, like the microscope, revolutionized our understanding, and delve deep into the essence of biology. Experience the fusion of history, science, and the beauty of nature in one comprehensive exploration.
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.
Unlocking Transcription: The Role of Promoters in Gene Expression
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Venture into the intricate mechanisms of a eukaryotic cell as we clarify the conditions under which transcription begins. Discover the pivotal role of the promoter and the essential docking of transcription factors.
Chemical Equilibrium Explained: Identifying Correct Statements
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Gain a clear understanding of chemical equilibrium, where reactant and product concentrations stay constant due to equal forward and reverse reaction rates. Dispel common misconceptions about equilibrium, such as concentration equality and reaction reversibility.


















