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stack11/Theory

stack11/Theory of Evolution

QuestionAnswer
Evolution the process of change over time
Fossils preserved remains or traces of ancient organisms
Artifcial selection selective breeding of plants and animals to promote the occurrence of desirable traits in offspring
Adaptation a heritable characteristic that increases an organisms ability to survive and reproduce in its environment
Fitness how well an organism can survive and reproduce in its environment
Natural selection the process by which organisms that are most suited to their environment survive and reproduce most successfully; also called survival of the fittest
Biogeography the study of past and present distribution of organisms
Homologous structures structures that are similar in different species of common ancestry
Analogous structures structures that are similar in function but not structure; they do not suggest common ancestry
Vestigial structure a structure that is reduced in size and has little or no function
Who did the theory of evolution? Charles Darwin
What were the three things Darwin notice for biology diversity? 1.species vary around the world 2.species vary locally 3.species vary over time
Example of diversity Isabela Island Tortoise and Hood Island Tortoise
Speciation formation of new species
Species group of individuals capable of interbreeding
Classification traditionally/historically organisms were classified base on visual similarities and differences
Dichotomus Key a series of paired questions used to identify organisms
Binomial Nomenclature classification system in which each species is assigned a two-part scientific name
How is the Binomial Nomenclature written? written in italics
How is the first and second word of the Binomial Nomenclature different? the first word is capitalized and the second word is lower case
Created by: veronicanunez
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