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Chapter 23- An Introduction to Evolution
A group of related organisms that share a distinctive body form or are capable of interbreeding in nature to produce viable and fertile offspring
All members of a species that live in the same area and have the opportunity to interbreed
Which is the smallest unit that can evolve; species or population?
Who developed the study of fossils, opposed evolution and advocated catastrophism
Who founded taxonomy and binomial nomenclature
Developed a theory similar to Darwin's accept 20 years later
1st to state evolutionary change but had the wrong mechanism. Hypothesized that species evolve through use and disuse and through the inheritance of acquired traits.
Jean-Baptiste de Lamark
First scientist to carry out a thorough study of the living world, developed an early classification system, established the modern concept of a species
This person's view on life was descent with modification
Advocated Uniformitarianism (mechanism of change are constant over time)
James Hutton and Charles Lyell
Would you describe Charles Darwin as an observational biologist or an experimental biologist?
What island and what type of bird did Charles Darwin do much of his research on?
Finch, Galapagos Islands
Darwin's publication in 1858 was called what? What term didn't he use in the publication?
The Origin of Species
According to Darwin, evolution may occur from generation to generation due to 2 interesting factors. They are?
What are the observations that support evolution?
Distribution of related species
Selective breeding experiments
Comparison of similar anatomical feature
The independent evolution of similar features in different lineages is termed what?
What are the 3 types of Homology?
The _______ species concept defines a species in terms of it genome sequencing.
Homologous genes that are in different species are termed?
Two or more homologous genes found within a single species are termed?
New species arise from pre-existing species by the accumulation of genetic change is termed?
A process in which an organism incorporates genetic material from another organism without being the offspring of that organism is referred to as what?
Horizontal gene transfer
A hypothesis that has been tested and is well supported by data is known as?