Phylogenetic Tree - A family tree that shows how closely related species are. , Fossil - remains of ancient organisms, Evolution/Natural Selection - process of change over time, occurs slowly and naturally to populations NOT INDIVIDUALS, Charles Darwin - one of the first scientists to publish his ideas about evolution in a book, “The Origin of Species: By Means of Natural Selection”., Artificial Selection - When humans selectively breed organisms to have certain traits/adaptations., Survival of the fittest - A quick and easy way of explaining natural selection, Overproduction - When more offspring are born than can possibly survive. , Homologous Structure - Same structure different function found in related species., Variations - Unique characteristics that differ between individuals., Vestigial Structure - Structures that no longer serve a purpose EX: Whale hips, Competition - When organisms battle for food, water, shelter and mates. , Hybridization - Animal or plant breeding with an individual of another species or breed when you get the strengths of both parents. , Inbreeding  - Crossing closely related organisms over many generations., Adaptations - inherited characteristic which increases chances of survival, Genetic Engineering - When scientists modify an organism by changing its genetic material (DNA), Missing Link - The ____ is the fossil between two related species on an Evolutionary Tree. (But Intermediate Species is a much more scientific description.), Embryology - The study of how embryos of all vertebrates are very similar in early development is called ___.,

Natural Selection/Evolution

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