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Historical back ground of genetic modification essay
Importance of genetics in society
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Genetics immensely impacts all aspects of life on earth and as a scientific field it has seen a tremendous growth due to its staggering potential. The study although complex it can be simplified as being the essential principles of heredity and examines the process of how DNA comes together. The intriguing component of genetics is that new discoveries are being published by scientist and the untold potential of the field makes it fast paced and interesting. Also genetics contains very hot button issues such as stem cell research, genetics of aging, bioterrorism, and the evolution of antibiotic resistance as well as countless other relevant issues and discoveries. Genetics is relatively new and considered a “youthful” science that analyzes how traits can be passed through generations. The oldest study of genetics is classical which is also called Mendelian genetics who discovered the entire scientific discipline of genetics. Another description of classical genetics is transmission genetics which describes how traits are transmitted from parent to offspring. Understanding genetics is crucial to have a firm foundation for all the other sciences because of the significance of genes in biology. Offspring inherit genes that contain specific traits that can be genetic disorders, natural talents, or physical characteristics from their parents.
Genes are located in chromosomes. The human body contains two sets of 23 chromosomes which a set from each parent. Therefore a child inherits a set of genes from each parent and even if a trait isn’t observed it still can be passed to the next generation. This genetic makeup means that each individual have two copies one from their mom and one from their dad. This leads different variations know...
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... is in the center of like bioterrorism and stem cell research shows how genetics takes part in every aspect of life. Scientist being able to determine a person’s genetic makeup allows them to prescribe the safest drug for their patient. A great example of the importance of knowing an individual’s genetic makeup is represented in the field of oncology where knowing that informations saves countless lives. Consequently, even in modern time genetics is being used in medicine and human health. Genetic testing can predict is a person is at risk of getting a disease by observing the gene mutation. This testing is important to people whose parents had breast cancer so they are worried to have carried the breast cancer gene. In essence, genetics has great significance in evolution, variation, and in avoiding hereditary disease, as well as countless other aspects of life.
...hich inherited traits, such as those for genetic disease, can be tracked over generations. Throughout out the course of human development, scientists will continue to find new new ways to help the human race through the discovery of the human gene inside of each of us, its uses, as well as complications, that can help the survival of our species.
Genetics has given us important results with regards to knowing why certain organisms and their expressions are the way they are and how some expressions are suppressed due to those particular expressions being recessive. The reason is because genetics is the study of genes and the effects of it to organisms.
On a normal person, you have 23 pairs of chromosomes. In each pair, 1 gene comes from the mother, and 1 gene comes from the father. This is how things get passed down from parents to children (like eye color, height, skin tone etc...).
The age of genetic technology has arrived. Thanks to genetic technological advancements, medical practitioners, with the help of genetic profiling, will be able to better diagnose patients and design individual tailored treatments; doctors will be able to discern which medications and treatments will be most beneficial and produce the fewest adverse side effects. Rationally designed vaccines have been created to provide optimal protection against infections. Food scientists have hopes of genetically altering crops to increase food production, and therefore mitigate global hunger. Law enforcement officers find that their job is made easier through the advancement of forensics; forensics is yet another contribution of genetic technology. Doctors have the ability to identify “high-risk” babies before they are born, which enables them to be better prepared in the delivery room. Additionally, oncologists are able to improve survival rates of cancer patients by administering genetically engineered changes in malignant tumors; these changes result in an increased immune response by the individual. With more than fifty years of research, and billions of dollars, scientists have uncovered methods to improve and prolong human life and the possibilities offered by gene therapy and genetic technology are increasing daily.
One of the most controversial topics discussed in the world of medicine pertained to the topic of genetic engineering. Some doctors saw it as tool of world destruction, however many of them seeing it as a chance of potential cures and treatments. Charles Darwin first introduced this idea. In his first publication, The Origin of Species, he introduced the idea of survival of the fittest. He stated that evolutionary change was only possible due to the genetic variation between each generation, including the combination of different characteristics. In other words, he wrote that only those who had desirable characteristics, in terms of survival, would be able to pass down their genes. If two bred and possessed desirable characteristics, then the desirable characteristic would strengthen, modifying the genes. Darwin’s theories have been the base of many medical breakthroughs that contributed to genetic engineering. The idea soon influenced medicine, the idea of strengthening the healthy cells and isolating them from the unhealthy ones. The simple idea Darwin discovered had changed medicine as a whole. Today, doctors and scientists are able to manipulate genes in order to create new treatments and cures. Today, Darwin’s discovery changed and saved millions of lives around the world. Despite the fact that genetic engineering can have a negative impact on society, it was an important discovery due to the advancement in conventional medicine.
We have known for centuries that traits are passed from parents to offspring. What has not always been understood is how traits are determined. One explanation that appealed to scientist for many centuries was that traits of parents were blended, or mixed in offspring. The blending hypothesis accounted for many observable traits and was widely accepted for many years. However, the idea of blending could not account for the appearance of unexpected traits in some offspring. It was not until scientist discovered the cellular basis of life that the inheritance of traits was better understood.
The study of the causes of substance abuse has been conflicting many people for a long time. There are two causes of substance abuse that have been argued for many years. The first cause is believed to be environmental. The second cause is a genetic cause that leads people to turn to drugs and alcohol. In “Touch of Grey” Lanthrop comes to the conclusion that his substance abuse issue posses both genetic and environmental causes. This argument is specifically compelling because he uses research and a personal statement to prove his findings. While environmental issues have a large impact on substance abuse, genetics have the greatest impact on substance abuse.
DNA underlies almost every aspect of human health, both in function and dysfunction. Obtaining a detailed picture of how genes and other DNA sequences function together and interact with environmental factors ultimately will... ... middle of paper ... ... rgy-related agents, especially in terms of cancer risk. Although there could be great benefits in human health and disease, some people are not happy with the work being done on the Human Genome Project and say its unethical and that the money could be better spent on other things like improving the health of very poor people that probably won’t benefit from the project and who will continue to be vulnerable to infectious diseases.
In today’s world, people are learning a great deal in the rapidly growing and developing fields of science and technology. Almost each day, an individual can see or hear about new discoveries and advances in these fields of study. One science that is rapidly progressing is genetic testing; a valuable science that promotes prevention efforts for genetically susceptible people and provides new strategies for disease management. Unnaturally, and morally wrong, genetic testing is a controversial science that manipulates human ethics. Although genetic testing has enormous advantages, the uncertainties of genetic testing will depreciate our quality of life, and thereby result in psychological burden, discrimination, and abortion.
Genetic testing, also known as screening, is a rapidly advancing new scientific field that can potentially revolutionize not only the world of medicine, but many aspects of our lives. Genetic screening is the sequencing of human DNA in order to discover genetic differences, anomalies, or mutations that may prove pathological. As genetic screening becomes more advanced and easily accessible, it presents society with difficult questions that must be asked about the boundaries of science and to what degree we are allowed to tamper with the human genome. To better understand the potential impact of genetic screening on our society, we must examine the potential benefits in comparison to the possible negative impact it may cause. With this knowledge in hand, we can examine what the future holds for this field of study and the best possible direction to take.
Genetic testing has become very popular as technology has improved, and has opened many doors in the scientific community. Genetic testing first started in 1866 by a scientist known as, Gregor Mendel, when he published his work on pea plants. The rest was history after his eyes opening experiments on pea plants. However, like any other scientific discovery, it bought conflicts which caused major controversies and a large population disagreed with the concept of playing with the genetic codes of human beings. Playing God was the main argument that people argument that people had against genetics. genetic testing became one of the major conflicts conflicts to talk about, due to the fact that parents could now have the option of deciding if they
Genetics is the passing of characteristics from parents to offspring through genes. Genes are information
Genes from parents are passed down to their children and this sets up their lifelong development. When a male cell meets with female reproductive cell, they start a process for a new life in a woman’s womb. The sperm has a different copy of the gene and an egg the same and so when they meet, two copies of genes are present and through them a new life begins and it will comprise both genes. From the eyes to the color of the hair, genetics plays a role in a person’s biological make up and development. Genes can predetermine many different characteristics in human development.
Genetic testing is a type of medical test that identifies the changes in chromosomes, genes, or proteins. The results of a genetic test can confirm or rule out a genetic condition and if it can be passed on. I feel that genetic testing’s pros outweigh the cons. The physical risks of the genetic testing are very small. A positive result of genetic testing can help a person maintain prevention, and treatment options. Some test results can also help people make decisions about having children. Newborn genetic screenings can help identify genetic disorders early in life so treatment can be started as early as possible so that the unwanted gene will not pass on.
Quantitative genetics consists of constantly changing characters. From the name of quantitative genetics, it pursues to ‘quantify’ changes in the frequency distribution of traits that cannot simply be located in discrete phenotypic classes (Falconer, D.S. 1996). Upon analysis of the future of quantitative genetics being relevant in this age of rapid advancement in molecular genetics, it has been useful to evolutionary biology which quantitative genetics has been allocated a major boost from the extensive effort/work of Lande-which portrays how the actual equations of quantitative genetics can be extended and used to solve situations beyond livestock and the improvements of crops. In the activities of quantitative genetics in this age, there seems to be a risk in quantitative genetics falling on rough times, having being known as the ‘old’ way of molecular genetics or ‘The out-moded’ as opposed to the comparison of the new types/areas of molecular genetics of today’s age and era. The intention is to bring awareness of the importance of the use of quantitative genetics and placing it in proper perspective. As well as to target the amazing successes, especially central questions of evolutionary biology that can only be statistically answered fully via the requirement of a quantitative genetic perspective. Although through the quantitative genetics theory, the ability and availability to take into consideration the inheritance of quantitative traits such as fertility, the body size, etc is of high importance. Quantitative genetics is also an important contribution to the understanding of inbreeding depression which is the reduced productiveness of the offspring of closely related individuals. The counter-intuitive outcome of quantita...