PreparED Study Materials
BIOL 300: Intro to Fisheries Biology
School: Humboldt State University
Number of Notes and Study Guides Available: 1
Notes
Videos
Dispersal vs. Vicariance: Allopatric Speciation Explained
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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.
Eukaryotic DNA: Cohesin, Chromatids & Chromatin Explained
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Unravel the intricacies of a eukaryotic cell, its DNA structure, and the proteins that aid its function. Delve into the roles of cohesin, condensin, and histones, and discover the difference between chromatin, nucleosomes, and sister chromatids. Gain clarity on the pivotal structure ensuring successful cell division.
Decomposers: Ecosystem Balance & Life's Unsung Heroes
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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.
Why Does Smoke Alarm Us at Home but Not Around a Campfire? Explained!
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Discover how our brain interprets the scent of smoke differently based on context. Compare reactions in an open campfire setting versus an enclosed residence hall. Understand the underlying mechanisms of olfactory fatigue and context-driven alarm responses.
Synovial Joints Decoded: From Cartilage to Cavity and Beyond
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Discover the intricacies of synovial joints, the body's most moveable joint type. Explore the role of articular cartilage, joint cavities, and the articular capsule in ensuring smooth movement. Gain insights into the varying presence of fibrocartilage in different synovial joints.
Nucleic Acids 101: Unpacking the Building Blocks of Genetic Info
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Nucleic acids, comprising DNA and RNA, are vital biomolecules encoding genetic information. We explore the structure and components of their monomers, nucleotides, emphasizing the role of nitrogenous bases and the significance of polynucleotide chains in storing genetic data.















