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Evolution in Biological Definition

Alfred Russel Wallace

... . Wallace's independent proposal of a theory of evolution by natural selection prompted Charles Darwin ... and study of the natural world 3 Theory of evolution 4 Religious views, and application of the ... 1869 as The Malay Archipelago . Theory of evolution In 1855 , Wallace published a paper, "On the ...

Biology

... 2.2 Physiology of organisms 2.3 Diversity and evolution of organisms 2.3.1 Classification of life ... central principle of biology Main article: evolution One of the central, organizing concepts in ... from a common origin through a process of evolution . Indeed, it is one of the reasons that ...

Biodiversity

... 2 Origin of life and biodiversity evolution 3 Benefits of biodiversity 3.1 ... them. Origin of life and biodiversity evolution See also biodiversity and evolution Biodiversity found on Earth today is the ...

Bioinformatics

... interactions , and the modeling of evolution . The terms bioinformatics and computational ... of fast computers enable researchers to trace evolution of species by tracing changes in their DNA. CEB ... inverse of CEB --- rather than investigating evolution through computer programs, it aims to improve ...

Charles Darwin

... the foundation for both the modern theory of evolution and the principle of common descent by ... Lamarck and Charles' grandfather Erasmus about evolution by acquired characteristics. He joined Grant in ... collections. He was convinced by his theory of evolution , but vividly aware that transmutation was ...

Cladistics

... to avoid placing value-judgements on the evolution of the character states. Cladistic methods ... ( homeoplasies ), caused by convergent evolution (i.e. characters that resemble each other ... ancestry. A well-known example of convergent evolution is wings. Though the wings of birds and insects ...

Genetic code

... to the one used by Earth life, the theory of evolution suggests that the genetic code was established ... R.; Lesk, Arthur M.; and Singh, Mona. (2002). evolution of Amino Acid Frequencies in Proteins Over Deep ... into the Genetic Code . Molecular Biology and evolution 19 , 1645-1655. External links Online ...

Convergent evolution

... In evolutionary biology , convergent evolution describes the process whereby organisms not ... varying ecosystems. An example of convergent evolution is the similar nature of the wings of insects ... independently in various animals. Convergent evolution is a different phenomenon than evolutionary ...

Bioinformatics

... interactions , and the modeling of evolution . The terms bioinformatics and computational ... of fast computers enable researchers to trace evolution of species by tracing changes in their DNA. CEB ... inverse of CEB --- rather than investigating evolution through computer programs, it aims to improve ...

Culture

... variety of societies. Attentive to the theory of evolution , they assumed that all human beings are equally ... They were also wary of using biological evolution to explain differences between specific cultures ... forms of, racism . They believed biological evolution would produce a most inclusive notion of culture, ...

Digital organism

... as a tool to study the dynamics of Darwinian evolution , and to test or verify specific hypotheses or ... world. However, Rasmussen did not observe the evolution of complex and stable programs. It turned out ... of digital organisms. Trends in Ecology and evolution 17 , 528-532. ...

Endosymbiotic theory

... Margulis . In her 1981 work Symbiosis in Cell evolution she argued that eukaryotic cells originated as ... (i.e., by cooperation), and Darwin's notion of evolution driven by competition is incomplete. However, ... Related articles Symbiogenesis evolution of flagella (Discusses the endosymbiont theory ...

Eugenics

... along the lines of new knowledge about the evolution of man and animals provided by the theory of his ... Spring Harbor . Here he began experimenting with evolution of plants and animals. In 1904, Davenport ... seem real, just as Darwin's initial theory of evolution did in the 1860s, and the rediscovery of ...

Evolution

... Generally, evolution is any process of change over time. In the context of life science , evolution is a change in the traits of living organisms ... development of modern genetics in the 1940s , evolution has been defined more specifically as a change in ...

Eukaryote

... structures 5 Reproduction 6 Origin and evolution 7 References Structure ... in this pattern, however. Origin and evolution The origin of the eukaryotic cell was a milestone in the evolution of life. Although eukaryotes use the same genetic ...

Evolutionary biology

... , as well as their change over time, i.e. their evolution . One who studies evolutionary biology is known ... Paul W. Ewald - Applying Evo. Bio to the evolution of diseases, and medical treatment. Ronald ... Osborne Wilson Notable popularizers of evolution whose research isn't primarily concerned with ...

Evolutionary developmental biology

... biology (often referred to as ' evo-devo' or evolution of development ) is a field of biology that ... factors, with respect to their importance in the evolution of morphological diversity. Several biologists, ... Sean B. Carroll, 2000 , "Endless forms: the evolution of gene regulation and morphological diversity", ...

Experimental evolution

... evolutionary biology , the field of experimental evolution is concerned with testing the theory of evolution in controlled experiments . evolution can be observed in the laboratory as organisms ...

Eye

... to be a difficult question for the theory of evolution , on the basis that intermediate forms of an eye ... mollusks are often cited as examples of parallel evolution . Focusing In order for light rays to be ... Binocular vision Crystallin Evil eye evolution of the Eye Eye color Eye contact Eye ...

Gamete

... dissimilarity of siblings . Gamete size and evolution Isogamy occurs when gametes from both sexes ... is considered to be the ancestral condition, the evolution of gametes of unequal size is a current area of ... J.P., and Hurst, L.D. 2001. The uncertain evolution of the sexes. Trends in Ecology ...

Gene

... of molecular genes 2.3 Mutations and evolution 3 History 4 See also 5 External ... entity" than the first one. Mutations and evolution Just as there are many factors influencing the ... of such variations on the trajectory of evolution through natural selection may be as large as ...

Genetic code

... to the one used by Earth life, the theory of evolution suggests that the genetic code was established ... R.; Lesk, Arthur M.; and Singh, Mona. (2002). evolution of Amino Acid Frequencies in Proteins Over Deep ... into the Genetic Code . Molecular Biology and evolution 19 , 1645-1655. External links Online ...

Human

... . Habitat The conventional view of human evolution states that humans evolved in inland savanna environments in Africa. (See Human evolution , Vagina gentium , Environment of Evolutionary ... languages. Origins Main article: Human evolution The closest surviving relatives of humans ...

Convergent evolution

... In evolutionary biology , convergent evolution describes the process whereby organisms not ... varying ecosystems. An example of convergent evolution is the similar nature of the wings of insects ... independently in various animals. Convergent evolution is a different phenomenon than evolutionary ...

Jean-Baptiste Lamarck

... interposition." Lamarck's own theory of evolution was in fact based on the idea that individuals ... adapt from where the parents left off, enabling evolution to advance. As a mechanism for adaptation, ... others through disuse. While this conception of evolution did not originate wholly with Lamarck, he has ...

Lynn Margulis

... Sagan, 1987, Microcosmos: Four Billion Years of evolution from Our Microbial Ancestors , HarperCollins, ... and Dorion Sagan, 1991, Mystery Dance: On the evolution of Human Sexuality , Summit Books, ISBN ... Slanted Truths: Essays on Gaia, Symbiosis, and evolution , Copernicus Books, ISBN 0387949275 Lynn ...

Microevolution

... a long period of time (and may culminate in the evolution of new species ). Typically, observable instances of evolution are examples of microevolution; for example, ... life. See also Speciation , Molecular evolution , Population genetics ...

Molecular evolution

... Molecular evolution is the process of the genetic material in ... are a result of changes in the DNA, molecular evolution must be seen as part of general evolution . The boundary between molecular and other ...

Modern evolutionary synthesis

... brings together Charles Darwin 's theory of the evolution of species by natural selection with Gregor ... between two important discoveries; the units of evolution ( genes ) with the mechanism of evolution ( selection ). Contents ...

Natural selection

... mechanism within the scientific theory of evolution , i.e. it alters the frequency of alleles ... it was proposed as the main mechanism of evolution by Charles Darwin and Alfred Russel Wallace ... selection by humans . Other mechanisms of evolution include genetic drift and gene flow . ...

Neutral theory of molecular evolution

... The neutral theory of molecular evolution (also, simply the neutral theory of evolution ) is an influential theory that was introduced ... some as an argument against Darwin's theory of evolution by natural selection , Kimura and most ...

Origin of life

... became life are elusive. For the observed evolution of life on earth, see the timeline of life . ... and provided a rich environment for chemical evolution ("soup theory"). On the other hand, spontaneous ... world theory . In this theory, he postulated the evolution of (bio)chemical pathways as fundamentals of ...

Paleontology

... and climate (" paleoclimate ") have affected the evolution of life, how ecosystems have responded to these ... with their geologic ages and the study of evolution of lifeforms. Paleontology utilizes the same ... our understanding of long-term patterns in the evolution of life on earth. The same is the case with ...

Parallel evolution

... In evolutionary biology , parallel evolution occurs when two independent species evolve ... A classical example of parallel evolution homoplasy is the contemporaneous evolution of the extinct browsing-horses and extinct ...

Parthenogenesis

... Dawley, Robert M. & Bogart, James P. (1989). evolution and Ecology of Unisexual Vertebrates . Albany, ... . Maynard Smith, John. (1978). The evolution of Sex . Cambridge: Cambridge University Press. ... Richard E. & Levin, Bruce R. (1988). The evolution of Sex . Sunderland, Mass: Sinauer Associates. ...

Plant

... through the Carboniferous, with further evolution through the Permian and Triassic periods. In ... plant tissue. The Devonian period also saw the evolution of what many believe to be the first modern tree, ... N Taylor and Edith L Taylor. The Biology and evolution of Fossil Plants . Prentice Hall, 1993. See ...

Plant

... through the Carboniferous, with further evolution through the Permian and Triassic periods. In ... plant tissue. The Devonian period also saw the evolution of what many believe to be the first modern tree, ... N Taylor and Edith L Taylor. The Biology and evolution of Fossil Plants . Prentice Hall, 1993. See ...

Prokaryote

... 1 Structure 2 Environment 3 evolution of prokaryotes 4 See also ... are harmless or even beneficial to the host. evolution of prokaryotes Main article evolution of prokaryotes It is generally accepted that ...

Punctuated equilibrium

... , or punctuated equilibria , is a theory of evolution which states that changes such as speciation ... "What should the fossil record include if most evolution occurs by speciation in peripheral isolates? ... ... some creationists to argue that the theory of evolution is based on questionable grounds. Some ...

Sociobiology

... strategy . It uses techniques from ethology , evolution , sociology , and population genetics . Within ... explain many social behaviours. However, genetic evolution appears to act on social groups . The mechanisms ... Further, Sir Arthur Keith (in A New Theory of evolution ) said that "racism" could be adaptive because it ...
Other Contents
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