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Evolution Site - Teaching About Evolution

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

This rich website - companion to the PBS series It provides teachers with materials that support evolution education and avoid the kinds of misconceptions that hinder it. It's laid out in the "bread crumb" format to facilitate navigation and orientation.

Definitions

Evolution is a complex and difficult subject matter to teach well. People who are not scientists often have a difficult time understanding the subject and some scientists use a definition that confuses it. This is particularly relevant to discussions about the nature of the word.

It is therefore important to define the terms 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, but it is also a resource on its own. The content is presented in a nested fashion that aids navigation and orientation.

The site defines terms like common ancestor and gradual process. These terms help to define the nature of evolution and its relationship to evolution with other scientific concepts. The website provides a summary of the ways that evolution has been examined. This information can be used to dispel myths that have been engendered by the creationists.

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

The process of adaptation is the tendency of heritable traits to become more suited to the environment. This is a result of natural selection. Organisms with better-adapted traits are more likely than those with less adapted traits to reproduce and survive.

Common ancestor: The latest common ancestor of two or 에볼루션 바카라 more distinct species. By analyzing DNA from these species it is possible to identify the common ancestor.

Deoxyribonucleic Acid: A massive biological molecular that contains the information needed for 에볼루션바카라 cell replication. The information is stored in a sequence of nucleotides that are strung together to form long chains, referred to as chromosomes. Mutations are the basis for new genetic information within cells.

Coevolution: A relationship between two species where evolutionary changes in one species are influenced by evolutionary changes in the other. Coevolution can be seen in the interactions between predator and prey, or parasite and hosts.

Origins

Species (groups of individuals that can interbreed) evolve through an array of natural changes in the characteristics of their offspring. These changes are caused by a variety of causes such as natural selection, genetic drift, and mixing of gene pools. The development of new species can take thousands of years. Environmental conditions, like climate changes or competition for food or habitat can impede or accelerate the process.

The Evolution site traces through time the evolution of various animal and plant groups and focuses on major changes in each group's history. It also focuses on the evolutionary history of humans, a topic that is especially important for students to understand.

Darwin's Origin was published in 1859, when only a few antediluvian fossils of humans were discovered. The skullcap that is famous, along with the bones associated with it, was discovered in 1856 in the Little Feldhofer Grotto of Germany. It is now regarded as an early Homo neanderthalensis. It is highly unlikely that Darwin was aware of the skullcap, which was published in 1858, a year after the first edition of The Origin.

The site is primarily one of biology however it also includes many details on paleontology and geology. Among the best features of the Web site are a series of timelines which show how geological and climatic conditions have changed over time and an outline of the distribution of a few fossil groups that are featured on the site.

The site is a companion to a PBS TV series but it can be used as a source for teachers and students. The site is well-organized and has clear links between the introductory information in Understanding Evolution (developed with support from the National Science Foundation) and the more sophisticated elements of the museum Web site. These links facilitate the transition from the cartoon-like style of the Understanding Evolution pages to the more sophisticated world of research science. Particularly, there are links to John Endler's experiments with guppies that illustrate the importance of ecology in evolutionary theory.

Diversity

The evolution of life has resulted in an array of animals, plants and insects. Paleobiology is the study of these creatures in their geological context offers many advantages over the current observational or experimental methods for studying evolutionary processes. In addition to examining processes and events that take place regularly or over a lengthy period of time, paleobiology allows to analyze the relative abundance of different kinds of organisms as well as their distribution across the geological time.

The website is divided into several optional pathways to understanding evolution which include "Evolution 101," which takes the viewer on a liner path through the scientific process and the evidence to support the theory of evolution. The path also examines myths regarding evolution, and the background of evolutionary thinking.

Each of the other sections of the Evolution site is equally well created, 에볼루션 바카라사이트 with resources that can support a variety of curriculum levels and pedagogical styles. In addition to the standard textual content, the site offers an array of interactive and multimedia resources like videos, animations, and virtual labs. The content is organized in a nested, bread crumb fashion that aids navigation and orientation on the web site.

For instance, the page "Coral Reef Connections" gives a brief overview of coral relationships and their interaction with other organisms. It then zooms in on a single clam that is able to communicate with its neighbors and respond to changes in water conditions at the level of the reef. This page, along with the other multidisciplinary multimedia and interactive pages, offers a great introduction to the many areas of evolutionary biology. The material also provides an explanation of the role of natural selection as well as the concept of phylogenetic analysis, which is a crucial method to understand evolutionary change.

Evolutionary Theory

Evolution is an underlying thread that runs through all branches of biology. A rich collection supports teaching evolution across the 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 offers both depth and breadth in its educational resources. The site features a wealth of interactive learning modules. It also has an embedded "bread crumb" structure that allows students to move from the cartoon style of Understanding Evolution to elements on this huge site that are closer to the field of research science. For example an animation that explains the concept of genetic inheritance links to a page that focuses on John Endler's experiments with artificial selection using guppies in the ponds of his native country of Trinidad.

Another useful resource is the Evolution Library on this site, which contains an extensive collection of multimedia items related to evolution. The content is organized according to curriculum-based pathways that correspond to the learning objectives set out in the biology standards. It contains seven videos designed specifically for use in the classroom, and can be streamed for no cost or purchased on DVD.

A number of important questions remain at the heart of evolutionary biology, such as the factors that trigger evolution and 에볼루션 사이트 게이밍 (click the following document) the speed at which it occurs. This is particularly true in the case of human evolution, where it was difficult to reconcile religious beliefs that held that humans have a distinct place in creation and a soul, with the idea that innate physical traits were derived from apes.

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

While many scientific fields of study are in conflict with the literal interpretations of religious texts, evolution biology has been the subject of intense debate and opposition from religious fundamentalists. While certain religions have been able to reconcile their beliefs with the ideas of evolution, others have not.