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56 Cards in this Set
- Front
- Back
Organism's modification in structure, function, or behavior suitable to the environment
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adaptation
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Multicellular, heterotrophic organism belonging to the kingdom Animalia
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animal
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Scientific name of an organism, the first part of which designates the genus and the second part of which designates the specific epithet
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binomial nomenclature
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Total number of species, the variability of their genes, and the communities in which they live.
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biodiversity
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Scientific study of life
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biology
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Zone of air, land, and water at the surface of the Earth in which living organisms are found
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biosphere
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Smallest unit that displays the properties of life; composed of cytoplasm surrounded by a plasma membrane
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cell
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One of the categories, or taxa, used by taxonomists to group species; class is the taxon above the ordere level
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class
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Assemblage of populations interacting with one another within the same environment
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community
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Statement made following an experiment as to whether or not the results support the hypothesis
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conclusion
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Sample that goes through all the steps of an experiment but does not contain the variable being tested; a standard against which the results of an expereiment are checked
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control
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Facts or information collected through observation and / or experimentation
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data
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Process of logic and reasoning, using "if…then" statements
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deductive reasoning
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Largest of the categories, or taxa, used by taxonomists to group species; the three domains are Archaeia, Bacteria, and Eukarya
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domain
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One of the three domains of life; contains prokaryotic cells that often live in extreme habitats and have unique genetic, biochemical, and physiological characteristics; its members are sometimes referred to as archaea
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domain Archaea
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One of the three domains of life; contains prokaryotic cells that differ from archaea because they have their own unique genetic, biochemical, and physiological characteristics
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domain Bacteria
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One of the three domains of life, consisting of organisms with eukaryotic cells and further classified into the kingdoms Protista, Fungi, Plantae, and Animalia
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domain Eukarya
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Biological community together with the associated abiotic environment; characterized by a flow of energy and a cycling of inorganic nutrients
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ecosystem
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Quality that appears as biological complexity increases
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emergent property
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Capacity to do work and bring about change; occurs in a variety of forms
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energy
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Descent of organisms from common ancestors with the development of genetic and phenotypic changes over time that make them more suited to the environment
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evolution
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Artificial situation devised to test a hypothesis
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experiment
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Methodology by which an experiment will seek to support the hypothesis
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experimental design
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Factor of the experiment being tested
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experimental variable
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Total disappearance of a species or higher group
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extinction
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One of the categories, or taxa, used by taxonomists to group species; the taxon above the genus level
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family
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Saprotrophic decomposer; the body is made up of filaments called hyphae that form a mass called a mycelium
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fungus
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Unit of heredity existing as alleles on the chromosomes; in diploid organisms, typically two alleles are inherited - one from each parent
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gene
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One of the categories, or taxa, used by taxonomists to group species; contains those species that are most closely related through evolution
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genus
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Maintenance of normal internal conditions in a cell or an organism by means of self-regulating mechanism
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homeostasis
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Supposition established by reasoning after consideration of available evidence; it can be tested by obtaining more data, often by experimentation
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hypothesis
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Using specific observations and the process of logic and reasoning to arrive at a hypothesis
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inductive reasoning
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One of the categories, or taxa, used by taxonomists to group species; the taxon above the phylum
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kindgom
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See principle; Theory that is generally accepted by an overwhelming number of scientists;
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law
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All of the chemical reactions that occur in a cell during growth and repair
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metabolism
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Simulation of a process that aids conceptual understanding until the process can be studied firsthand; a hypothesis that describes how a particular process could possibly be carried out
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model
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Organism composed of many cells; usually has organized tissues, organs, and organ systems
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multicellular
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Mechanism of evolution caused by environmental selection of organisms most fit to reproduce; results in adaptation to the environment
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natural selection
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Step in the scientific method by which data are collected before a conslusion is drawn
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observation
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One of the categories, or taxa, used by taxonomists to group species; the taxon above the family level
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order
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Individual living thing
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organism
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Observable event
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phenomenon
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Process occurring usually within chloroplasts whereby chlorophyll-containing organelles trap solar energy to reduce carbon dioxide to carbohydrate
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photosynthesis
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One of the categories, or taxa, used by taxonomists to group species; the taxon above the class level
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phylum
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Multicellular, usually photosynthetic, organism belonging to the plant kingdom
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plant
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Group of organisms of the same species occupying a certain area and sharing a common gene pool
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population
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Step of the scientific process that follows the formulation of a hypothesis and assists in creating the experimental design
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prediction
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See law; Theory that is generally accepted by an overwhelming number of scientists;
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principle
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Member of the kingdom Protista
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protist
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To produce a new individual of the same kind
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reproduce
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Result or change that occurs when an experimental variable is utilized in an experiment
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responding variable
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Process by which scientists formulate a hypothesis, gather data by observation and experimentation, and come to a conclusion
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scientific process
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Concept supported by a broad range of observations, experiments, and data
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scientific theory
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Group of similarly constructed organisms capable of interbreeding and producing fertile offspring; organisms that share a common gene pool; the taxon at the lowest level of classification
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species
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Branch of biology concerned with identifying, describing, and naming organisms
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taxonomy
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Made up of but a single cell, as in the bacteria
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unicellular
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