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BJU Biology Ch 9

BJU Biology 4th Edition - Chapter 9

TermDefinition
adaptation Any inheritable characteristic that gives a survival advantage to the organism; according to evolutionists, the change of an organism that evables it to survive in a new environment.
Animalia that one of the basic groups of living things that comprises either all the animals or all the multicellular animals
Archaebacteria Prokaryotic organisms that the cell walls do not contain peptidoglycen and lack an organized nucleus and membrane-bound organelles.
artificial classification system A classification system based on observable characteristics.
baraminology A movement among Creationists to create a taxonomic system based on the biblical kinds of the original Creation.
behavioral isolation The inability of two subgroups of a population to interbreed due to differences in their behaviors, especially their courtship and breeding rituals.
biblical kind Any of the natural groupings of organisms established by God.
binomial nomenclature A system of naming organisms in which each organism is given a genus and species name.
biological species A population of organisms that are similar; those organisms that interbreed and produce fertile offspring.
clade A group of related organisms, usually depicted as a branch on a phylogenetic tree.
class A taxonomic division of a phylum; composed of one or more orders.
derived character The shared unique features by which organisms are assigned to a particular clade.
The shared unique features by which organisms are assigned to a particular clade. The taxonomic division above the kingdom level that groups organisms based on biochemical and RNA analyses.
Eubacteria Prokaryotic organisms that most have cell walls; cell walls do contain peptidoglycen; lack an organized nucleus and membrane-bound organelles.
evolutionary classification A taxonomy based on characteristics such as genetic similarities and reproductive capabilities rather than physical characteristics.
family A taxonomic division of an order; composed of one or more genera.
Fungi Eukaryotic organisms with an organized nuclei, membrane-bound organelles; some have cell walls; cell walls contain chitin
genus A group of organisms that has one or more common characteristics; includes one or more species; taxonomic division of a family.
geographic isolation The inability of two subgroups of a population to interbreed due to physical separation.
genus-species name The scientific name for an organism.
The scientific name for an organism. One of the six broad groups of organisms to which all species are assigned.
migration The movement of an organism from one location to another.
order A taxonomic division of a class; composed of one or more families.
phylogenetic tree A diagram that demonstrates the supposed stages of evolution.
phylum A taxonomic division of a kingdom; composed of one or more classes.
Plantae Eukaryotic organisms with an organized nuclei, membrane-bound organelles, chloroplasts; cell walls contain cellulose.
Protista Eukaryotic organisms with an organized nuclei, membrane-bound organelles; some have cell walls.
Eukaryotic organisms with an organized nuclei, membrane-bound organelles; some have cell walls. The process by which new species develop.
species A population of organisms that are structurally similar but do have a degree of variation; a group of organisms that interbreed and produce fertile offspring.
taxonomy The science of classifying organisms.
Created by: marchscience
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