Friday, January 24, 2020

The Benefits of Cloning Essay -- essays research papers fc

The Benefits of Cloning Imagine having a twin that looks and acts exactly like you. Even more interesting this twin is a product of scientific cloning. If scientists have their way, identical replicas of human beings will be roaming the earth. This scientific vision may occur a lot more recent then many think. Cloning can be (better) understood by looking at it’s definition, process, and some examples. This first step to better understanding cloning is to hear precisely what it is. Cloning can be defined as an organism or group of organisms derived from another organism by an asexual reproductive process. Usually members of a clone are identical in genes (Clarke, 1). Even though the definition is relatively simple, it will be several years before these projects will be technically feasible. Many species are being considered for cloning, but legal battles often halt the complex process (Grossman, 1). Knowledge of the definition of cloning helps one better understand its difficult process. The process of cloning is long and tedious and most uncommonly unsuccessful. After many years of failure to clone using adult animals, most scientists started to think it was too tough. However Ian Wilmut of the Roslin Institute in Scotland found a new successful method (World Book, 1). It should also be noted that adult males have the lowest success rate of cloning (Okimoto, 2). The actual process of cloning is due to recent advances of Genetic Engineering. Scientists can now isolate an individual gene from one organism and grow it in another organism belonging to a different species (Clarke, 1). While this is occurring a scientist can also take a cells chromosomes and nucleus, and inject them into a fertilized egg whose own nucleus has been removed (Clarke, 3). However another new process that was used to clone the worlds most famous sheep, is starting to be used more often. This new process involved taking mammary-gland cells from a sheep and starve them of growth, then electrically inject an egg which was later transplanted into a surrogate mother. Out of 300 attempts, only one survived the process, Dolly a lamb born in 1996 (Worldbook, 1). The creation of Dolly is one of only a few examples that have ended in success . Having familiarity with the process of cloning helps one understand some cloning experiments. With odds like one out of 300... ...t Type of Process 1. Isolate an individual gene from one organism and grow it in another organism belonging to a different species. 2. While this is occurring a scientist can also take a cells chromosomes and nucleus, and inject them into a fertilized egg whose own nucleus has been removed. C. New Process 1. Taking mammary-gland cells from a sheep and starve them of growth, then electrically inject an egg which was later transplanted into a surrogate mother. III. Examples A. Huia Bird 1. Once native to New Zealand but extinct for its feathers. 2. Remnants of the birds cells or bones must be found before cloning can begin. B. Woolly Mammoth 1. Larry Agenbroad a university of Northern Arizona University geologist and his team of international scientists plan to clone a Woolly Mammoth from DNA remnants. 2. The frozen animal will be flown 200 miles from Siberia to a frozen tunnel, to be studied for DNA. Concluding Statement: The science of cloning can at first be considered very frightening. However once one has a better understanding of this science through its definition, process, and some examples, one should realize that some great possibilities could occur in the future

Thursday, January 16, 2020

“Let’s Talk About Sex” Documentary Essay

James Houston put together the documentary â€Å"Let’s Talk About Sex† that highlights the differences between American’s approach to sex education and that of other countries like the Netherlands. The stereotypes, controversy, and irony all related to sex is put out in the open and discussed. Throughout the film, it is obvious that America’s ways of sex education and attitude towards sex has created a negative connotation. The Europeans have a much more open approach when it comes to the discussion of sex and started sex education at an early age. American’s, on the other hand, have a very closed approach to sex discussion and save sex education for later ages. This negative connotation and approach to education has resulted in the States having much higher rates of teen pregnancy, teen birth, and sexually transmitted infections when compared to European countries. One could say that it’s time the United States changes its approach and opinions regarding sex, sexuality, and the education behind it. Throughout the movie, there was a commonality between those who held a biased opinion on the topic of sex. Those who believed abstinence should be enforced and were against an open discussion of sexual relations were often times from the older generation. It’s the parents of teens, most teachers of sex education, and even people within the churches that held a bias. They believed that teens should not be involved in sexual activities and that it should be saved for marriage. Along with that, they stood behind the idea that the teens should not be educated about sex until later in high school and the open discussion of sex and sexuality was not proper. Kelsey’s mother was one of these biased people. She was strongly against the idea of Kelsey taking part in sexual activities until she got married and did make it easy for Kelsey to openly communicate with her about her sexual relations. For those teens that do take part in sexual activities, they are looked down upon in the greater portion of American culture because of the negative connotations that have been established here in the United States. With these biases, it has put sex into a negative category not just for the minority, being the teens, but most Americans in general. In America, sex is not something people openly talk about nor is it something that teens are â€Å"suppose† to take part in. The idea of teens taking part in sexual relations prior to marriage is greatly frowned upon and the stigma of carrying a condom has scared them away from it. An example of this, which was shared in the movie, is that in the Netherlands, carrying a condom starting in their teens is very common and encouraged. Where as in the states, if a teen were to be caught with a condom, others would view that as a sign of someone who is very promiscuous. In the movie, females thought males who carried condoms wanted nothing but sex from a girl while males thought that women who carried condoms were easy and considered sluts. This negative impact in the States has generated these stereotypes surrounding sex. The effects of these stereotypes have negative outcomes. For example, if a guy is afraid to carry a condom because of the stereotype and when it comes time for him to take part in sexual activities, he won’t be properly prepared. Without the protection, he is at risk for STIs and possibility of pregnancy in girls. This is also true vice versa with girls; they too should carry condoms, but are afraid due to the negative association. There is also a negative idea behind the discussion of sex in an open setting. Most parents in the US are afraid to talk about sex with their teens sharing both their sexual lives and discussing their teens. Because the parents are not open to it, the teens are afraid to approach their parents with sex related questions or tell them they have taken part in sexual activities. Because of this, many teens go with out proper instruction and correct information in regards to sexual activities. Where as if the parents were more open and accepting of the idea of their teens taking part in sexual activities, it would open an avenue for better knowledge and maybe even help prevent STIs, pregnancies, and other sex related issues. The minority group in â€Å"Let’s Talk About Sex† stood as US teens. These teens faced the discrimination of elder groups and negative stereotypes, but throughout the course of the movie, it showed how things are slowly changing. Several people who are often viewed as community leaders are working to properly educate teens. An example was reverend Williams, who created an open area to discuss sex related things and offer proper education. Some teachers also voiced their opinion on how they believe sex ed. should be more about sexual relations and not about human anatomy. They also believe the education should begin at younger ages when kids are going through puberty and developing sexually developing. This is one way these teens are getting the upper hand on discrimination. Another is that opening the idea of family discussions about sex and the idea of teens being involved in sexual relations. Breaking the assumption that abstinence is the only answer and opening the door to discussion, using the Netherlands as an example. By the end of the movie, Kelsey, whose mother originally frowned upon sex before marriage, was able to change her mothers mind and even talk about her sexual relations. These are just a couple of the ways the teens slowly made change, there is still a lot more to be talked about and changed. When reflecting back, I too can relate to the US teens in the documentary. I have noticed the closed door in terms of the discussion of sex and human sexuality as well as the stigmas associated with teens’ involvement in sexual activities. I do believe there is something to be said about the Netherlands approach to human sexuality and sex, especially when looking at the number of teen pregnancies and transmission of STIs compared to the much larger number in the US. We, as the United States, could benefit from a change in the atmosphere surrounding teen sex, and sex in general. Sex is a natural thing.

Tuesday, January 7, 2020

Post Traumatic Stress Disorder ( Ptsd ) - 934 Words

Post-Traumatic Stress Disorder or PTSD has been one of the most critical issues for military veterans for decades. Most veterans who deployed have seen or experienced traumatic stressful events which can eventually develop to PTSD. They might not recognize the symptoms of the PTSD. They might not know how to react to the situation and how it can affect them in the long run. Since some of them may not know the symptoms of PTSD; therefore, they might not even know that they have PTSD. On the other hand, those who do know, might keep it to himself or herself secretly and never let anyone know about it. Later on, these symptoms start to get worse and worse and it, finally, is too late to treat these veterans. There are several treatments out there for PTSD. Therapists can use the cognitive psychology to help veterans with PTSD by using cognitive therapy. Cognitive Processing Therapy is one of many therapies that can be used to help veterans to overcome PTSD. Cognitive psychology is a new version of functionalism which was influenced by Gestalt psychology and structuralism and he main perspectives of cognitive psychology focus on the importance of cognitive process or intellectual process, for example, opinion, memory, thinking, and language (Lahey, 2012). Cognitive Therapy can treat PTSD by helping veterans to understand its symptoms, change the way of thinking, and better cope with PTSD. Cognitive therapy can help veterans to better understand about the PTSD and its symptoms.Show MoreRelatedPost Traumatic Stress Disorder ( Ptsd )990 Words   |  4 PagesPost-Traumatic Stress Disorder Post-traumatic stress disorder is a common anxiety disorder characterized by chronic physical arousal, recurrent unwanted thoughts and images of the traumatic event, and avoidance of things that can call the traumatic event into mind (Schacter, Gilbert, Wegner, Nock, 2014). About 7 percent of Americans suffer from PTSD. 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We can express our appreciation to our veterans by creating more support programs, help them go back to what they enjoy the most, and let them know we view them as a human not a disgrace. According to the National Care of PTSD, a government created program, published an article and provides the basic definition and common symptoms of PTSD. Post-traumaticRead MorePost Traumatic Stress Disorder ( Ptsd )1780 Words   |  8 Pagesmental illnesses. One such illness is post-traumatic stress disorder (PTSD). Post-traumatic stress disorder is a mental illness that affects a person’s sympathetic nervous system response. A more common name for this response is the fight or flight response. In a person not affected by post-traumatic stress disorder this response activates only in times of great stress or life threatening situations. â€Å"If the fight or flight is successful, the traumatic stress will usually be released or dissipatedRead MorePost Traumatic Stress Disorder ( Ptsd )1444 Words   |  6 PagesYim – Human Stress 2 December 2014 PTSD in War Veterans Post Traumatic Stress Disorder (PTSD) is a condition that is fairly common with individuals that have experienced trauma, especially war veterans. One in five war veterans that have done service in the Iraq or Afghanistan war are diagnosed with PTSD. My group decided to focus on PTSD in war veterans because it is still a controversial part of stressful circumstances that needs further discussion. The lifetime prevalence of PTSD amongst war