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Evolution Site - Teaching About Evolution

Despite the best efforts of biology educators, misconceptions about evolution remain. Pop science fiction has led a lot of people to think that biologists don't believe in evolution.

This site, a companion to the PBS program, provides teachers with materials that support the evolution of education while avoiding the types of misconceptions that hinder it. It's organized in the "bread crumb" format to facilitate navigation and orientation.

Definitions

Evolution is a complicated and difficult subject to teach well. People who are not scientists often have a difficult time understanding the subject, and some scientists even use a definition which confuses it. This is particularly true when it comes to discussions on the nature of the word.

It is therefore essential to define the terms used in evolutionary biology. Understanding Evolution's website helps you define these terms in an easy and helpful manner. It is a companion for the 2001 series, and also a resource of its own. The content is presented in a nested manner that assists in navigation and orientation.

The site defines terms like common ancestor, the gradual process and adaptation. These terms help to frame the nature of evolution as well as its relation to other scientific concepts. The site also provides an overview of how the concept of evolution has been tested and 에볼루션 바카라 무료체험 verified. This information can help dispel myths that are created by the creationists.

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

Adaptation: The tendency of heritable characteristics to become more suited to a particular environment. This is the result of natural selection. It occurs when organisms that have better-adapted traits are more likely to survive and reproduce than those with less adapted characteristics.

Common ancestor (also called common ancestor) The most recent ancestor shared by two or more species. By studying the DNA of these species, it is possible to determine the common ancestor.

Deoxyribonucleic acid: A huge biological molecule that holds the information necessary for cell replication. The information is stored in nucleotide sequences which are strung into long chains called chromosomes. Mutations are the basis for new genetic information in cells.

Coevolution is a relationship between two species where evolutionary changes in one species are affected by changes in evolutionary processes in the other. Examples of coevolution include the interactions between predator and prey, or host and parasite.

Origins

Species (groups of individuals that can interbreed) evolve through a series of natural changes in the characteristics of their offspring. The changes can be triggered by a variety that include natural selection, genetic drift and gene pool mixing. The evolution of new species could take thousands of years. Environmental conditions, such as changes in the climate or competition for food or habitat can slow or speed up the process.

The Evolution site tracks through time the evolution of different groups of animals and plants with a focus on major changes within each group's past. It also explores the evolutionary history of humans, a topic that is crucial for students to understand.

When Darwin wrote the Origin in 1859, only a handful of antediluvian human fossils had been found. The famous skullcap, along with the associated bones were discovered in 1856 in the Little Feldhofer Grotto of Germany. It is now known as an early Homo neanderthalensis. It is highly unlikely that Darwin was aware of the skullcap, which was published in 1858, one year following the initial edition of The Origin.

While the site is focused on biology, it contains a wealth of information on geology and paleontology. One of the most appealing features of the Web site are a set of timelines that illustrate how climatic and geological conditions changed over time, as well as an interactive map of the geographical distribution of some fossil groups that are featured on the site.

The site is a companion to a PBS TV series but it could be used as a resource for teachers and students. The site is extremely well-organized and 에볼루션사이트 offers clear links between the introduction material in Understanding Evolution (developed with support from the National Science Foundation) and the more specialized elements of the museum Web site. These links facilitate the transition from the engaging cartoon style of the Understanding Evolution pages to the more sophisticated world of research science. There are also links to John Endler's experiments with guppies that illustrate the importance ecology in evolutionary theory.

Diversity

The evolution of life on Earth has resulted in a variety of plants, animals, and insects. Paleobiology is the study of these creatures within their natural environment and has many advantages over modern observational and experimental methods in its exploration of evolutionary phenomena. In addition to examining processes and events that occur regularly or over a lengthy period of time, paleobiology allows to analyze the relative abundance of various species of organisms and their distribution throughout geological time.

The website is divided into various paths that can be chosen to study the subject of evolution. One of the paths, "Evolution 101," takes the viewer through the nature and evidence of evolution. The course also focuses on misconceptions about evolution, and the background of evolutionary thought.

Each of the other main sections of the Evolution site is similarly constructed, with materials that support a variety of educational levels and pedagogical styles. In addition to general textual content, 에볼루션 바카라 the site features an extensive selection of interactive and 에볼루션 multimedia resources including videos, animations and virtual labs. The breadcrumb-like arrangement of the content assists with navigation and 에볼루션 카지노 orientation on the vast web site.

For example the page "Coral Reef Connections" gives a brief overview of the relationships between corals and their interaction with other organisms, then zooms in on a single clam that can communicate with its neighbors and respond to changes in water conditions at the reef level. This page, along with the other multidisciplinary, multimedia and interactive pages on the website, provide an excellent introduction to a broad spectrum of topics in evolutionary biology. The information also includes an overview of the importance of natural selection as well as the concept of phylogenetic analysis which is a key tool in understanding evolutionary change.

Evolutionary Theory

For biology students, evolution is a key thread that connects all branches of the field. A wide range of resources can help teachers teach about evolution across the life sciences.

One resource, a companion to the PBS television series Understanding Evolution, is an exceptional example of an Web site that provides depth and a variety of educational resources. The site has a variety of interactive learning modules. It also has an encased "bread crumb" structure that helps students move from the cartoon-like style of Understanding Evolution to elements on this massive website that are more closely tied to the world of research science. For example an animation that explains the notion of genetic inheritance leads to a page that highlights John Endler's experiments in artificial selection with guppies from the native ponds of Trinidad.

Another useful resource is the Evolution Library on this Web website, which includes an extensive collection of multimedia items connected to evolution. The contents are organized into curriculum-based paths that parallel the learning objectives set out in biology standards. It contains seven videos that are intended for use in the classroom. These are available to stream or purchase as DVDs.

A number of important questions remain at the heart of evolutionary biology, such as what causes evolution to occur and the speed at which it occurs. This is particularly relevant to human evolution, which has made it difficult to reconcile the notion that the physical traits of humans evolved from apes, and the religions that believe that humans are unique among living things and holds a a special place in creation, with soul.

There are a myriad of other ways in which evolution can take place and natural selection being the most well-known theory. However scientists also study other kinds of evolution like mutation, genetic drift, and sexual selection, among others.

While many fields of scientific inquiry have a conflict with the literal interpretations of the Bible evolutionary biology has been the subject of particularly fierce debate and opposition from religious fundamentalists. Certain religions have embraced their beliefs with evolutionary biology, but others haven't.