PreparED Study Materials
BIOL 1134: Introductory Biology: Evolution, Ecology, and Diversity
School: University of Oklahoma
Number of Notes and Study Guides Available: 7
Notes
Study Guides
Videos
Silkworm Moths: Sensing Molecules, Hypothesis & Design
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Explore the sensory marvels of the male silkworm moth known as Bombyx mori and how they detect specific chemical signals from females. Uncover a hypothesis about the unique sensitivity of the moth's antennae and a prediction stemming from it. Learn how to design an experiment to test this hypothesis and deepen your understanding of insect behavior.
Oparin's Heterotroph Hypothesis: Origins of First Organisms
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Explore the groundbreaking heterotroph hypothesis by Alexander Oparin. This video outlines how the first organisms likely consumed pre-existing organic matter reshaping how we think about the origins of life and evolution
Charged Electroscope: Conductor Between Foils' Impact
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Explore the fascinating interaction between electrical energy charge and materials through the lens of an electroscope. Discover how inserting a conductor between its charged foil sheets changes the charge dynamics leading to an attraction between foil and needle. Understand the roles of conductors insulators and charge induction in this intriguing experiment.
Pathogens: Disease-Causing Microbes & Prevention
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Unlock the world of pathogens, the microorganisms causing diseases. Grasp how they invade, colonize, and adversely affect host organisms. Learn about prevention strategies to mitigate their harmful impacts.
Decomposers: Ecosystem Balance & Life's Unsung Heroes
Want To Learn More? To watch the entire video and ALL of the videos in the series:
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.
Unlocking Muscle Contraction: The Pivotal Role of Calcium & Other Elem
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Explore the intricacies of muscle contraction and the pivotal role played by elements like Calcium, Sodium, Potassium, and Chloride. Learn how Calcium directly triggers contraction by interacting with troponin and actin filaments. A thorough breakdown of each element's unique contribution to our body's movement.