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Natural Selection - Essay Example

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It is a poor description of what happen in nature because in order to survive, organisms with poor adaptations can change slowly over time to become adapted to the environment. The events of natural selection and speciation are the main causes of evolution which means an…
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Natural Selection
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Natural Selection

Download file to see previous pages... that when a certain species is bred with another one from different part of the world, it leads to creation of new patterns of species that are well adapted to the environment.
It is a dangerous idea since it bases its argument on the ground that species once developed or created can never transform which is not correct. For instance, gene duplication is able to form different species resulting from the same parental organism mainly because of polyploidization.
Human activity such as mining and construction dismantle animal homes thus rendering them homeless and at the same leaving them vulnerable to preditators and extreme climates that make their survival hard.
Global climate change and environmental pollution leads to production of poisonous gases such as carbon dioxide that endanger some species such as marine life. This is because they consume poisonous chemicals that either kill them or alter their reproductive system. On the same front, change in temperatures and climate conditions leads to prolonged dry spells which wipes away animal homes thus hindering evolution of new ...Download file to see next pagesRead More
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