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Evolution Site - Teaching About Evolution

Despite the best efforts of biology educators, misinformation about evolution persist. People who have absorbed pop science nonsense often assume that biologists are saying they do not believe in evolution.

This site, which is a complement to the PBS program offers teachers resources which support evolution education, while avoiding the kinds of misconceptions that make it difficult to understand. It's arranged in a nested "bread crumb" format for ease of navigation and orientation.

Definitions

It's not easy to properly teach evolution. Many non-scientists are unable to grasp the concept, and some scientists even employ a definition that confuses it. This is particularly relevant to discussions on the nature of the word.

Therefore, it is essential to define terms that are used in evolutionary biology. The website for the PBS show, Understanding Evolution, does this in a clear and useful manner. It is an accompaniment to the 2001 series, and also a resource on its own. The content is presented in a nested fashion which aids navigation and orientation.

The site defines terms like common ancestor (or common ancestor), gradual process, and adaptation. These terms help to frame the nature of evolution and its relationship to other scientific concepts. The website then provides an overview of how the concept of evolution has been vetted and validated. This information will help to dispel the myths created by creationists.

It is also possible to find a glossary of terms used in evolutionary biology. These terms include:

Adaptation is the process of changing heritable traits to be more suitable to their environment.  에볼루션 블랙잭  is a result of natural selection. Organisms that have better-adapted traits are more likely than those with less adaptable traits to survive and reproduce.

Common ancestor: The latest common ancestor of two or more species. By studying the DNA of these species it is possible to determine the common ancestor.

Deoxyribonucleic acid: A large biological molecule that contains the information necessary for cell replication. The information is stored in nucleotides arranged in sequences that are strung together to form long chains, referred to as chromosomes. Mutations are the reason behind the creation of new genetic information within cells.

Coevolution is a relationship between two species in which evolutionary changes in one species are influenced by evolutionary changes in the other. Coevolution is evident through the interaction between predator and prey, or parasite and hosts.

Origins

Species (groups of individuals that can interbreed) change through natural changes in the traits of their offspring. Changes can be caused by numerous factors, like natural selection, gene drift, and mixing of the gene pool. The development of new species can take thousands of years. Environmental conditions, such as changes in the climate or competition for food and habitat can slow or speed up the process.

The Evolution site tracks through time the evolution of different species of plants and animals with a focus on major changes within each group's past. It also focuses on human evolution, which is a topic that is of particular interest to students.

When Darwin wrote the Origin of Species, only a handful of antediluvian human fossils had been found. The skullcap that is famous, along with the bones that accompanied it, was discovered in 1856 in the Little Feldhofer Grotto of Germany. It is now regarded as an early Homo neanderthalensis. It is unlikely that Darwin knew about the skullcap when it was published in 1858, one year after the first edition of The Origin.

The site is primarily a biology site, but it also contains many details on geology and paleontology. One of the most appealing features of the Web site are a timeline of events that illustrate how geological and climatic conditions have changed over time and an interactive map of the distribution of a few fossil groups listed on the site.

Although the site is a companion to the PBS television series however, it can stand on its own as a valuable source for teachers and students. The site is well-organized and provides clear links to the introductory content of Understanding Evolution (developed under the National Science Foundation's assistance) and the more specialized features on the museum's website. These hyperlinks make it easy to move from the cartoon-style Understanding Evolution pages into the more sophisticated realms of research science. Particularly there are hyperlinks to John Endler's research with Guppies, which demonstrate the importance of ecology in evolutionary theory.

Diversity

The evolution of life on Earth has produced a diversity of plants, animals, and insects. Paleobiology, the study of these creatures in their natural environment offers many advantages over modern observational or experimental methods for studying evolutionary processes. In addition to studying processes and events that occur frequently or over a long period of time, paleobiology allows to study the relative abundance of different species of organisms and their distribution in space over geological time.

The site is divided up into several paths that can be chosen to study the subject of evolution. One of these paths, "Evolution 101," guides the user through the nature and evidence of evolution. The path also explores the most common misconceptions about evolution, as well as the evolution theory's history.

Each of the other sections of the Evolution site is equally well constructed, with materials that can be used to support a range of educational levels and pedagogical styles. The site offers a wide array of interactive and multimedia content which include animations, video clips and virtual labs in addition to general textual content. The content is laid out in a nested bread crumb fashion that aids navigation and orientation within the vast web site.

The page "Coral Reef Connections", for example, gives a brief overview of the coral's relationships and their interactions with other organisms and then zooms in on one clam, which is able to communicate with its neighbours and respond to changes in water conditions that occur on the reef level. This page, as well as the other multidisciplinary interactive and multimedia pages provides an excellent introduction to a variety of topics in evolutionary biology.  에볼루션바카라사이트  includes an overview of the importance of natural selection as well as the concept of phylogenetic analysis, which is a crucial tool in understanding evolutionary change.

Evolutionary Theory

For biology students evolution is a crucial thread that binds all the branches of the field. A vast collection of books helps in teaching evolution across all disciplines of life science.

One resource, which is a companion to the PBS television series Understanding Evolution, is an exceptional example of a Web site that provides depth and breadth in its educational resources. The site features a wealth of interactive learning modules. It also features an embedded "bread crumb" structure that helps students transition from the cartoon style of Understanding Evolution to elements on this large Web site more closely tied to the world of research science. For example an animation that introduces the idea of genetic inheritance connects to a page highlighting John Endler's experiments in artificial selection using guppies in the ponds of his native country of Trinidad.

Another helpful resource is the Evolution Library on this website, which includes an extensive collection of multimedia assets that are related to evolution. The content is organized in curricula-based paths that correspond to the learning objectives set out in the biology standards. It contains seven videos specifically designed for classroom use, which can be streamed for no cost or purchased on DVD.

Evolutionary biology is an area of study that poses many important questions, such as what triggers evolution and how quickly it takes place. This is especially true for humans' evolution, where it was difficult to reconcile religious beliefs that held that humanity has a special place in the creation and a soul, with the idea that innate physical traits originated from apes.

There are a variety of other ways in which evolution could occur, with natural selection as the most popular theory. Scientists also study different types such as genetic drift, and sexual selection.

While many fields of scientific study have a conflict with literal interpretations found in religious texts, the concept of evolution biology has been the subject of intense debate and opposition from religious fundamentalists. While some religions have been able to reconcile their beliefs with the theories of evolution, others haven't.