PreparED Study Materials
BIOL 201: Introductory Biology
School: Concordia University
Number of Notes and Study Guides Available: 1
Notes
Videos
Why Lower Trophic Levels Reduce Toxin Exposure: A Biological Insight
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Unpack the process of biological magnification in the food chain and learn why consuming foods from lower trophic levels minimizes toxin exposure. Grasp the implications of human-induced pollutants and the benefits of dietary diversity.
Dispersal vs. Vicariance: Allopatric Speciation Explained
Want To Learn More? To watch the entire video and ALL of the videos in the series:
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.
Stromatolites: Earth's Ancient Sentinels and Clues to Early Microbial
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Explore stromatolites, the oldest indicators of life on Earth formed by microbial actions. Understand their presence in shallow marine environments and their connection to early eukaryotic life.
How Natural Selection Led to the Emergence of MRSA in a Community
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Explore the mysterious rise of MRSA following a battle against S. aureus with methicillin. Delve into various theories, and uncover the power of natural selection in shaping bacterial communities.
Unraveling Human Body's Structural Sequence from Molecules to Organism
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Explore the intricate layers of organization in the human body. From molecules to the complete organism, understand the sequential formation of our biological structure. Uncover the reasons behind incorrect hierarchical interpretations.
Unlocking Bioremediation: How Microbes Help Nature Clean Itself
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Learn how bioremediation works to treat contaminated environments and how microbes can help clean up pollutants. We evaluate multiple scenarios zeroing in on oil-degrading bacteria as a prime example of the process.