PreparED Study Materials
BIOL 209: Cell, Mol & Dev Bio I
School: Drexel University
Number of Notes and Study Guides Available: 0
Videos
Cellular Respiration: From Glucose to ATP, Powering Life's Bea
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the world of spontaneous reactions, focusing on cellular respiration. Learn how our cells convert glucose into energy-rich ATP, driving vital life functions.
Mitochondrial Magic: How Exergonic Redox Reactions Power ATP Synthesis
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the intricate workings of exergonic redox reactions, their energy release dynamics, and their crucial role in the mitochondria. Understand the Electron Transport Chain's role and how these reactions drive ATP synthesis via chemiosmosis.
Balancing Act: How Negative Feedback Loops Maintain Harmony
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Discover the concept of negative feedback loops in biological systems, where balance is maintained by counteracting changes. Explore the four key components: Stimulus, Sensor, Control Center, and Effector, through examples like blood sugar regulation. Uncover how these loops play a crucial role in keeping our body systems in harmony.
Body's Use of Iodide Ions: Their Metabolic & Medical Roles
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Discover the critical role iodide ions play in regulating metabolism through their involvement in thyroid hormones. Learn how active transport enables the movement of these ions in the body, requiring ATP energy. Uncover common sources of iodide ions and their importance in medical applications.
Shared Genes: Why Humans & Prokaryotes Share 1000?
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the fascinating intersection of human and prokaryotic genetics revealing that both contain about 1000 shared genes despite their complexity difference. The video explains how this common genetic heritage can be traced back to a universal ancestor covering the essential functions these genes perform like metabolism and DNA replication.
Origins of Adult Connective Tissue Cells: A Mesenchymal Tale
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the fascinating world of adult tissue regeneration in this video. Discover the origins of new connective tissue cells and unravel the link between embryonic development and tissue differentiation in the human body.











