Evolution Research Paper
Ahmad Kawji
3/14/14
Table of Contents
The term evolution is often identified as “ change in the gene pool of a population from generation by such processes as mutation, natural selection and genetic drift.(dictionary.com) Evolution in itself is a very deep concept with several different views ranging from people who totally believe in the concept and people who totally reject it. To understand evolution in its entirety, scientists must trace the idea all the way back to Charles Darwin. Charles Darwin was renowned for his journey on the HMS Beagle, in which he visited several different geographic locations. While navigating around these different environmental sites, he collected detailed information of organisms and acquired several of the actual species themselves. After collecting endless amounts of data he began to notice certain patterns among these organisms. Some shared behaviors, others shared physical traits, and others were the same species but lived in different places. He tried to explain this biological variety and soon enough theorized that ALL the organisms on earth had evolved from earlier ancestors. He noted three distinctive key patterns that indicated that his theory was true. He said that “species vary locally, globally and over time” (Miller, K., Levine, J., 2010, 451-453) this isn’t the only evidence that supports evolution, many other natural facts point towards its truth. In theory, the process of organisms evolving from one ancestor to several different forms takes MILLIONS of years. Current machinery and methods, as in radiometric dating in which a measurement of stable isotopes determines rock’s age very accurately(Miller, K., ...
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... of something with infinite mass,( This boggles the mind), Soon enough it expanded drastically ( hence the “Big Bang”) the Universe is then said to have taken on a pattern of rapid heat and expansion and then coolness and standardization. This has supposedly happened until the current size and temperature of today’s Universe.What is the evidence for this theory? In the mid-1960’s scientists discovered an extremely hot radiation being emitted throughout the universe which may be remnants of the intense heat under which the Universe originated. ( big-bang-theory.com) Although the Big Bang Theory doesn’t provide a certain date and perfect time where the Universe started, it is the most accepted theory and since the Universe is taking on a same path of expansion as it experienced in the Big Bang Theory, Scientists conclude it must be correct.
Who are the Creationists?
Evolution is deemed as being scientific because it is testable and correctable, unlike creationism which deals with “God’s will,” an unchanging and set in stone philosophy that contradicts any scientific notion it attempts to deliver. Evolution is the scientific explanation to how organisms developed the forms and functions
Evolution, also known as descent with modification, is a phrase Darwin used in proposing the evolution of Earth’s many species. Charles Darwin noticed that the descendants of ancestral species were different from the present day forms of species. Darwinism is a theory of biological evolution developed by Charles Darwin who was an English naturalist. He expounded the theory of evolution in his book of the Origin Species in 1859. He expresses that all types of organisms emerge and develop through natural selection, small, acquired traits that expands the individuals of capacity, survival, and reproduction. In this book, Darwin theorized that animals and plants evolve and develop with the aid of the creator through the process of natural selection.
Evolution is described, as being the change that occurs on a genetic level when a new generation spouts from an ancestral population. Change is destined to happen. That is why in the science of biology, the word evolution means descent with modification. Through various factors such as the temperature of the environment, humidity, and altitude a species will adapt to survive and will eventually pass on genetic traits that help the species next generation survive. In 1859, Charles Darwin, a geologist, published ‘The Origin of Species.’
The main arguments in Evolution is the theory of natural selection, radiometric dating, and adaptation. The four parts to the theory of natural selection are that more individuals are produced each generation that can survive, phenotypic variation exists among individuals and the variation is heritable, those individuals with heritable traits better suited to the environment will survive, when reproductive isolation occurs new species will form. In simpler terms, this means that the organisms that are better suited to their environment will survive, animals have different genes and these genes change and can be inherited, and when one species is separated into two physically blocked areas, they will form new species. Radiometric dating as stated by Dr. Roger C. Wiens is “the process of determining the age of rocks from the decay of their radioactive elements”. This works through something called the half life of radioactive materials. The half life of radioactive materials is the amount of time it takes for radioactivity to fall to half of its original value. In simple terms, they measure how much a radioactive material has decayed and they get the age from that. Adaptation is similar to one of the four parts of natural selection. Adaptation of organisms is the variation among individuals in a species. The change from the parents to the offspring to better fit their ecological zone, is adaptation. Those are the three major facts that prove
What is evolution? Evolution in modern terms is fairly easy to understand. Evolution is the theory that life on earth began with a single celled organism that lived more that 3.5 billion years ago that slowly evolved into many diverse creatures over time. When you break down this theory into sections you get 6 factors: evolution, gradualism, speciation, common ancestry, natural selection and nonselective mechanisms of evolutionary change.
Species that now populate the Earth come from other species that existed in the past, through a process of descent with modification. Biological evolution is the historical process of transformation from one species in other descendant species, including the extinction of most of the species that have ever existed. One of the most romantic ideas in the evolution of life is that any two living organisms, different as they are, they share a common ancestor sometime in the past. We and any current chimpanzee share an ancestor of 5 million years. We also have a common ancestor with any bacteria that exist today, although time this predecessor to soar in this case more than 3000 million years. However, the idea of evolution by itself is an open concept, is a mechanical description of change does not say anything about the engine or the creative force behind the transformation. Thus, in principle, evolution can be driven by immanent laws of matter, or a divine creator or by blind forces,
What is evolution? Evolution is the process at which all living things that are around use today that have ancient ancestors in their background. Also, with evolution it allows for use to see how we have similarities as well as differences from all living organisms from the past to the present. By being able to see the similarities as well as differences it shows how overtime we have changed and evolved through the use of evolution. However, the use of evolution involves different mechanisms in order for it to take place.
What is evolution and how does it work? Evolution is the theory of how one form of life changes into another form. Evolution also is the change in a population’s inherited traits from generation to generation. Evolution helps to explain why an animal, human, and plant looks the way it does and acts the way it does; it gives an explanation of the history of life. Genes come in many varieties, and the evolution helps to make it happen.
In order for a species to survive, its population has to evolve. Evolution is the process of gradual change driven by natural selection to improve survival. Evolution is the explanation of how life got to its current state. Before the idea of evolution, the Bible gave the explanation of how things came to be, the Theory of Creation. Charles Darwin is credited for developing the theory of evolution.
The thought of evolution is filled with theories, ideas and beliefs. The definition of evolution is rather simple. According to Jerry A. Coyle, evolution is “the change in the inherited characteristics of biological populations over successive generations (2). Evolution gives rise to diversity when it comes to the hierarchy of life otherwise known as biological organization. Many people find the topic of evolution to be troubling and very confusing. Throughout history churches have preached that evolution is atheistic and a sin if even thought about. Famous scientist, Charles Darwin, is said to really be the first to formulate debated theory of evolution by the means of natural selection. Eventually in the 20th century genetics was compounded with Charles Darwin’s theories of evolution. Even today scientists continue to study different aspects of the theory of evolution.
Evolution is the gradual change in an organisms gene pool over time, basically evolution is described in any change in the genetic makeup of an organism. The easiest way to show this is by stating examples of low level evolution as it has been observed. The best know case of this kind happened in England during the industrial evolution. There were two varieties of the English Peppered moth before the revolution, a light and a dark colored moth. The dark moth was almost nonexistent, as it was easy for predators to catch on the light colored trees. As the industrial revolution progressed, the amount of pollution in the air turned the trees a soot color, and as a result the light moths were easy for predators to spot. The light colored peppered moth all but died out, and was on the verge of extinction while the dark colored moth was thriving. In the last several decades the pollution in England has dropped and white moth is making a come back, and the dark moth is heading back towards oblivion. (Harter)
Biological evolution is the name for the changes in gene frequency in a population of a species from generation to generation. Evolution offers explanation to why species genetically change over years and the diversity of life on Earth. Although it is generally accepted by the scientific community, Charles Darwin’s theory of evolution has been studied and debated for several decades. In 1859, Darwin published On The Origin of Species, which introduced the idea of evolutionary thought which he supported with evidence of one type of evolutionary mechanism, natural selection. Some of the main mechanisms of evolution are natural selection, mutation, and genetic drift. The idea that all life on Earth shares a common ancestor has been around for a long time but has risen to significance in society over the last two centuries.
Evolution is the scientific theory of the development of living organisms during their period on earth. The theory takes into consideration the biological processes of natural selection, mutation, symbiosis, gene transfer and genetic drift.
The big bang theory has evidence to support it. An example of this evidence is the cosmic microwave background. The cosmic microwave background was discovered in 1964. The cosmic microwave background is radiation left over from the beginning of the universe or the big bang. This background is important because the radiation is the type of radiation that was seen at the beg...
Without evolution, and the constant ever changing environment, the complexity of living organisms would not be as it is. Evolution is defined as a process that results in heritable changes in a population spread over many generations (8).Scientists believe in the theory of evolution. This belief is based on scientific evidence that corroborates the theory of evolution. In Figure 1 the pictures of the skulls depict the sequence of the evolution of Homo-sapiens. As the figure shows, man has evolved from our common ancestor that is shared by homo-sapiens. The change of diet of homo-sapiens over time has thought to contribute to the change in jaw structure and overall skull shape.