Evolution Site - Teaching About Evolution

Despite the best efforts of biology educators, misconceptions persist regarding evolution. Pop science nonsense has led people to think that biologists don't believe in evolution.

This site, which is a companion to the PBS program offers teachers resources which support evolution education, while avoiding the kinds of misconceptions which undermine it. It's laid out in a nested "bread crumb" format for ease of navigation and orientation.

Definitions

Evolution is a complex and 에볼루션 룰렛 challenging subject to teach effectively. It is often misunderstood even by non-scientists, and even some scientists have been guilty of using a definition that confuses the issue. This is particularly true when discussing the meaning of the words themselves.

It is therefore important to define the terms that are used in evolutionary biology. The website for the PBS show, Understanding Evolution, does this in a clear and useful way. It is an accompanying site for 에볼루션 바카라사이트 the 2001 series, and also a resource of its own. The material is presented in a structured way that makes it easy to navigate and 무료 에볼루션 comprehend.

The site defines terms like common ancestor, gradual process and adaptation. These terms help frame the nature of evolution and its relation to other scientific concepts. The site also provides an overview of how the concept of evolution has been tested and validated. This information can be used to dispel misconceptions that have been engendered by creationists.

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

Adaptation: The tendency for heritable traits to become better suitable to a particular setting. This is the result of natural selection. Organisms that have better-adapted characteristics are more likely than those with less adapted characteristics to survive and reproduce.

Common ancestor (also called common ancestor) The most recent ancestral ancestor shared by two or more species. The common ancestor can be identified by studying the DNA of these species.

Deoxyribonucleic acid: A large biological molecule that holds the information necessary for 에볼루션 코리아카지노, sciencewiki.Science, cell replication. The information is contained in sequences of nucleotides that are strung together into long chains, referred to as chromosomes. Mutations are the cause of new genetic information within cells.

Coevolution is the relationship between two species where evolution of one species are influenced evolutionary changes in the other. Coevolution can be seen in the interactions between predator and prey, or parasites and hosts.

Origins

Species (groups that can interbreed), evolve through a series of natural changes in the traits of their offspring. The causes of these changes are various factors, including natural selection, gene drift, and mixing of the gene pool. The evolution of a new species can take thousands of years, and the process can be slowed down or accelerated by environmental conditions such as climate change or the competition for food or habitat.

The Evolution site tracks the evolution of a variety of animal and plant groups through time with a focus on the key transitions that occurred in the history of each group. It also examines the evolutionary origin of humans, a topic that is crucial for students to understand.

Darwin's Origin was published in 1859, at a time when only a handful of antediluvian fossils of human beings had been discovered. Among them was the famous skullcap and the associated bones discovered in 1856 in the Little Feldhofer Grotto in Germany, which is now known to be an early Homo neanderthalensis. While the skullcap wasn't published until 1858, one year after the first edition of the Origin appeared, it is highly unlikely that Darwin had ever heard of it.

The site is mostly a biology site however, it also has lots of information about paleontology and geology. One of the most appealing features of the Web site are a timeline of events that illustrate how climatic and geological conditions have changed over time and an interactive map of the geographical distribution of some of the fossil groups featured on the site.

Although the site is a companion to a PBS television show, it also stands on its own as a valuable resource for teachers and students. The site is very well-organized and offers clear links between the introduction information in Understanding Evolution (developed with support from the National Science Foundation) and the more specific components of the museum's Web site. These hyperlinks facilitate the move from the enthralling 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 of ecology in evolutionary theory.

Diversity

The evolution of life has led to a variety of plants, animals and insects. Paleobiology is the study of these creatures within their geological context is a superior method of study over the current observational or experimental methods of studying evolutionary phenomena. Paleobiology focuses on not just the processes and events that occur regularly or over time but also the distribution and frequency of various animal groups in space throughout the geological time.

The website is divided into several routes that can be taken to gain knowledge about evolution. One of these paths, "Evolution 101," guides the user 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 equally well created, with resources that can be used to support a range of different pedagogical levels and curriculum levels. In addition to the standard textual content, the site features an array of interactive and multimedia resources like videos, animations, and virtual laboratories. The breadcrumb-like structure of the content helps with navigation and orientation on the vast Web site.

The page "Coral Reef Connections" For instance, the page "Coral Reef Connections" gives a brief overview of the relationships between corals and interactions with other organisms and is enlarged to show a single clam, which is able to communicate with its neighbors and respond to changes in conditions of the water that occur at the reef level. This page, along with the other multidisciplinary, multimedia, and interactive pages on the site, provide an excellent introduction to a broad variety 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 method to understand evolutionary changes.

Evolutionary Theory

For biology students, 에볼루션 슬롯게임 evolution is a key thread that binds all the branches of the field. A vast collection of resources helps teachers teach about evolution across all life sciences.

One resource, the companion to PBS's TV series Understanding Evolution is an excellent example of a Web page that offers both the depth and the broadness in terms of educational resources. The site has a variety of interactive learning modules. It also has an "bread crumb structure" that helps students move away from the cartoon style used in Understanding Evolution and onto elements of this vast website that are closely linked to the fields of research science. For example an animation that introduces the idea of genetic inheritance connects to a page that focuses on John Endler's experiments with artificial selection with guppies from the native ponds of Trinidad.

Another helpful resource is the Evolution Library on this web website, which includes an extensive library of multimedia assets that are related to evolution. The content is organized according to curriculum-based pathways that correspond to the learning objectives outlined in the biology standards. It includes seven short videos designed specifically for classroom use, which can be streamed for free or purchased on DVD.

Many important questions remain at the heart of evolutionary biology, including what triggers evolution and the speed at which it occurs. This is especially applicable to human evolution which has made it difficult to reconcile the notion that the physical traits of humans derived from apes with religious beliefs that hold that humans are unique among living things and holds a an enviable place in creation, with a soul.

There are a variety of other ways evolution can occur, with natural selection as the most widely accepted theory. Scientists also study other kinds like mutation, genetic drift and 에볼루션 바카라사이트 sexual selection.

While many scientific fields of study conflict with literal interpretations in religious texts, evolution biology has been a source of intense controversy and opposition from religious fundamentalists. Certain religions have embraced their beliefs to evolution while others haven't.