Honors Bio Review 2024 Fall Final

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Macromolecules

Back

Large molecules essential for life, including proteins, lipids, carbohydrates, and nucleic acids.

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Dependent variable

Back

Variable that is measured or observed in an experiment.

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Directional selection

Back

Natural selection that favors one extreme phenotype over the other.

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Independent variable

Back

Variable that is manipulated or changed in an experiment.

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10% rule

Back

Rule of thumb that states only about 10% of energy is transferred from one trophic level to the next.

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Natural selection

Back

Process by which organisms better adapted to their environment tend to survive and produce more offspring.

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Symbiosis

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A close and long-term interaction between two different species.

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Trophic levels

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The hierarchical levels in an ecosystem, comprising producers, primary consumers, secondary consumers, and so on.

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Ecosystem

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A biological community of interacting organisms and their physical environment.

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Photosynthesis

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The process by which green plants and some other organisms use sunlight to synthesize foods with the help of chlorophyll.