There are countless amounts of evidence that suggest that humans owe their existence to evolution, however, many people are skeptical as to whether or not it is still occurring, and whether or not it is happening in the same way.
Only one thing seems to be certain in terms of modern evolution, and that is the fact that humans nowadays have more control over their own evolution than they ever did in the past. Alan Boyle hypothesizes that humans will all become much more homogenous, he believes all the races will converge into one Boyle, The human lifestyle has definitely undergone a change since Darwin wrote the?
As a result of a number of medical advancements, doctors are able to sustain life that would not have lasted back in Darwin? If humans diverge onto other planets, he believes speciation will occur, and the humans on one planet will evolve into a separate species, distinct from the humans on a different planet Boyle, We will write a custom essay sample on Are Humans Still Evolving?
Small populations are much more likely to undergo random evolution than large populations because genes can be accidentally lost. The final factor that Jones believed was responsible for the slowing down of evolution is the decreasing of random change in human genes. Furthermore, human races are now being constantly mixed, which makes the likelihood of losing any genes even less McKie, When considering how evolution might be happening, experts say the human species may be?
Gene mutations happen at random so saying that humans will never undergo any more evolutionary changes seems very unlikely Douglas, Either way, it seems likely that today?
Geneticist Steve Jones theorizes that evolution has come to a halt as a result of societal changes on earth McKie, Robin McKie predicts that? It seems that in modern society, humans have more of a say in natural selection than nature and the environment does.
As a result of new medical technology, humans have the ability to sustain life, cure diseases, and take care of those who are disabled.
Many scientists and evolutionists believe that the complexion of modern society is changing the means by which natural selection and, consequentially, evolution is occurring. In an alternate view, others are convinced that evolution is now happening faster than ever because of the speed at which society is changing.
Alternatively, some experts believe that humans are evolving faster than ever Sample,and others believe it is still happening, just on different terms.
In a thousand years, Africa will be populated only by the descendants of those who are currently immune to the AIDS virus? Natural selection is also not as prevalent in modern society, years ago almost half the children died before twenty, whereas nowadays most people reach adulthood regardless of their genetics Douglas, The evolutionary trait of an advanced brain is what defines us as humans; ironically that same brain is what is allowing us to change the rules of evolution.
One example of a recent addition to the human genome is the ability to digest lactose; this gene became common only about three-thousand years ago and spread through the population very quickly and is now present in most people Shute, According to a study done at the University of Wisconsin: This is because cell divisions in males increase with age, and increasing the number of cell divisions increases the chance for an error or a mutation Belluz, The human race was able to survive throughout history because they evolved an enlarged and highly developed brain; this same brain is what is now allowing humans to build societies that allow for survival regardless of genetic superiority Nasrallah, If genetic engineering becomes common, humans will be able to choose certain genes and get rid of others; the future of evolution will be dependent on which genetic traits parents will choose for their children.
It seems that the rate at which the human population is growing is allowing new mutations to spread quickly through the population, even if natural selection is less prevalent.
Nasrallah, replacing it. Also, a gene called microcephalin which regulates brain size, emerged less than sixty thousand years ago is now prevalent in seventy percent of the population Douglas, There has not been any deciding evidence as to whether or not humans are still evolving, however, saying it isn?
Due to the nature of evolution, no one can predict what humans will look like; however, some scientists have come up with some interesting theories. Some scientists hold that the human race has reached?
He also speculates about the evolutionary possibilities if humans are able to spread out onto other planets. This means that humans with genetic advantages are not the only ones to survive Nasrallah, Darwin realized that in a population, more individuals were born than could possibly survive, he also recognized that the individuals that survived and reproduced were the ones with some sort of competitive advantage over rival animals, therefore they were more likely to pass their useful traits down to their offspring Darwin, He further argues that the likelihood of mutations in genes is declining because of a generally younger age for fathers; he says fathers over the age of 35 are more likely to pass on mutations.
Although all of these factors contribute to a change in the way evolution happens, it seems very farfetched that evolution can ever truly be stopped. Additionally, survival of the fittest has been taken out of the equation with the?
This increase in the rate of evolution appears to be because of rapid growth in population Shute,new mutations are being spread around faster than ever before.
No longer does survival of the fittest play a role in human society, because in society those who are fit are now finding ways to help those who are unfit Nasrallah, Upcoming technological advancements may also play a big role in changing the way in which evolution functions.
This would have huge implications; humans would essentially have evolution in their hands Adams, In the future, scientists predict that genes which defend against disease will be the most rapidly developing part of the human genome.- Fate in Romeo and Juliet Essay mint-body.com defines fate as, “the universal principle or ultimate agency by which the order of things is presumably prescribed or the decreed cause of events.” This view of fate is one of the most prominent themes in William Shakespeare’s Romeo and Juliet.
Humans: Eternally Evading Fate - In modern. We will write a custom essay sample on Overcoming: Human and Fate specifically for you for only $ $/page.
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