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35 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Heterotroph
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Any organism that cannot produce its own food, and thus gets energy from organic compounds
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Has to do with energy sources
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Autotrophs
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Organisms that get energy from inorganic substances.
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Photoautotroph
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Green plants and some bacteria that derive energy from light.
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Chemoautotroph
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An organism (usually bacterium) that derives energy from the oxidation of inorganic compounds.
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Cellular respiration
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The breaking down of sugars into adenosine triphosphates, or ATPs.
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Producer
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Organisms capable of producing complex organic compounds out of inorganic compounds using photosynthesis or chemosynthesis.
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Form the bottom of the food chain.
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Consumer
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Heterotrophs that get food by consuming organic material, usually other organisms.
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Decomposer
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Saprotrophs that derive energy from consuming dead and decomposing organic material.
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Biotic
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Relating to living things.
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Abiotic
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Relating to non-living things.
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Ecosystem
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A biolocical community of interacting organisms.
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Habitats
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The natural location of organisms.
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Biosphere
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Sections of planetary crust, water and atmosphere that supports life.
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Energy
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The ability to cause changes in the surrounding environment or do work.
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Chemical energy
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Energy stored in chemical bonds
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Free energy
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Chemical energy available for doing work.
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Heat energy
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A form of unusable energy that is released into the environment.
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First law of thermodynamics
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Energy can neither be created or destroyed.
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Second law of thermodynamics
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This states that the entropy of an isolated system never decreases, as systems evolve toward thermodynamic equilibrium.
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Entropy
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The tendency of a inorganic systems towards chaos.
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Enzymes
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Proteins that act as catalysts for breaking or making chemical bonds.
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Active site
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The section of an enzyme that binds to a protein or other substances during chemical reactions.
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Substrate
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The substance on which an enzyme acts.
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Metabolism
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Processes that are necessary to maintain life.
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Synthesis
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The production of chemical compounds through bonding.
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Decomposition
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The separation of a substance into smaller substances.
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Biosynthesis
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The production of complex compounds within organisms.
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Oxidation
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Decomposition by removal of electrons.
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ATP
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Adenosine triphosphates, a form of energy storage.
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Digestion
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Processes that break down food.
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Pepsin
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A protein digesting enzyme.
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Small intestines
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Section of the digestive tract that aids in digestion and absorption.
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Salivary amylase
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An enzyme that digests carbohydrates.
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Lipase
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A fat digesting enzyme.
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Villi
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Finger like protrusions on the intestinal lining.
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