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TAXONOMY
| Term | Definition |
|---|---|
| Biological Species Concept | groups of potentially interbreeding individuals who are reproductively isolated - they are species that share common characteristics and CAN successfully breed with each other |
| Species | individuals of the same kind that can NOT breed with those of other kinds |
| population | group of the same species occupying a defined area |
| subspecies | a genetically distinct group within a population |
| Theory of Evolution | a gradual alternation ofaa species' genetic makeup over generations |
| Charles Darwin & Alfred Wallace | coined the term " natural selection" |
| Natural Selection | The best adapted individuals survive and pass on their genetic code |
| Biology | the scientific study of life |
| Greek philosopher Aristotle | "first" biologist |
| approximately 1,00,00 species | the number of species defined by science |
| Taxonomy | study of classification in which organisms are group based on presumed natural relationships |
| problem with taxonomy | it is man-made, many different schemes exist (we use 5 kingdom system) |
| Name 5 schemes | Fungi, Plantae, Animalia, Monera, Protista |
| Protista | Plankton, Zooplankton & Phytoplankton |
| Aristotle | First to classify animals into two groups - plants and animals |
| Carolus Linnaeus (1701-1778) | Swedish naturalist considered father of modern naming system |
| Linnaeus System of Classifying | arranged organism in groups based on common structural features known as BINOMIAL NOMENCLATURE (aka scientific name) - genus & species |
| Eukaryotes | have a nucleus |
| Prokaryotes | NO nucleus |
| Basis of Classification | Morphology, Cellular Organization, Biochemical, Genetics, Chromosomes, Embryology |
| K-P-C-O-F-G-S | Kingdom, Phylum, Class, Order, Family, Genus, Species |