Perhaps life exist potentially in everything if that would be true. Then life exist because that what does exist contains life and it would then not be possible for life not to be either present or potentially possible. However, if you mean why do we need to survive then evolution would tell us that survival is necessary to continue our existence into the future. Does that mean the future holds the answers....I also believe that life exist to sustain other forms of life which perhaps sustain ecosystems, planets, stars as our existence changes chemicals on our planet which in turn change well that s a good question. So if survival exist to promote not only our life but LIFE in general then one could say that if survival is intertwined with existence and if existence is intertwined with the universe then we survive because existence is in part survival....Thus we survive because we exist in the absence of existence there is no need to survive. Just my two cents...NO SOURCE this is from me which when you think about it makes more sense than sourcing someone else who in turn would have to source someone else ETC until someONE actually had something to say ;)
2015-10-13 00:29:43
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answer #3
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answered by Anonymous
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Yes, I don't see any "purpose" either, but, there is a reason why living things a built to survive.
Living things are complex chemical reactions. During Earth's infancy, through random interactions of chemicals (Earth was hot and active), some molecules turned out to be able to reproduce themselves. This was random, through chemical reactions.
Now if you have a molecule which can reproduce, it will multiply. These are just complex chemical reactions. Through MORE random interactions, MORE complex molecules resulted and eventually living cells were about. Since these can reproduce, they were also successful. These cells eventually evolved into multicellular organisms, and that si you and me.
Now this is the important part. There is no "purpose" why living things constantly try to survive and reproduce. But there is a REASON. The reason is that through random chemical reacions over millions of years, the only complex organisms that survived were the ones who tried to survive. The only ones that are around are the ones that reproduce.
The thing is, there is no purpose, it is simply because the ones that want to survive are the ones that survive, so they are the ones that you see. There is also no "purpose" to reproduction, the reason why we all reproduce is because the only animals which go on to reproduce are the ones which can reproduce!
I hope you can see my perspective.
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RESPONSE to deep thought v2.0 be..'s further edits:
You are right, by "want" I do mean "programmed".
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Whether random events in nature exists or not, is very hard to answer. For example, quantum theory conflicted with Einstein's beliefs. To einstein, the universe was very predictable, and given enough information about the present(the velocity and position of every single particle in the universe) you could predict the future. But according to the Uncertainty principle you cannot measure both the velocity and position of any particle, therefore you cannot predict the future.
Anyway, whether the universe is random or predictable, life exists and it does anything to survive and reproduce.
Someone called Stanley Miller did an experiment where he mixed hydrogen, water, methane, ammonia and hydrogen sulphide. He then zapped the mixture with electrical sparks.
The mixture was transparent but after 10 minutes a brown goo substance was formed. The brown goo turned out to be a bunch of complex organic molecules.
What the experiment did was simulate the Earth billions of years ago when life was only just forming. The electrical sparks were to simulate lightning and the chemicals were equivalent to the chemicals of Earth billions of years ago.
The complex molecules I talk about are simply molecules which were able to make copies of themselves. This happened by "accident". Only the best adapted, best surviving and most efficient ones survived. As more "accidents" occured these molecules grew into better molecules, and eventually life(I am not so sure how that transition happened, and I don't think anyone does). Many ineffective cells died and only the best ones survived. Only the ones that were programmed to survive survived.
Through more mutations, which are "random", these simple cells eventually evolved into more complex orgamismms and eventually into multicellular organisms.
The first replicating molecules replicated because, well, they just did. Unless you believe in a god, in which case you could argue that god made these "random" events occur and they were not really random.
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About everything in nature being precise. Nature is chaotic, and by chaotic I don't mean unpredictable but what happens is extremely sensitive to the smallest events. For example, the butterfly effect. Could a butterfly cause a tornado? Apparently it can, since the butterfly causes something which causes something else which causes something else...you get it.
Ok, since the smallest thing can make a big difference, random radiation could cause massive changes. There is radiation everywhere, and radiation can make life mutate, and mutations cause evolution.
So, if mutations are random then we all came to be through random events.
PPS
You also asked why a survival mechanism would be created just for the sake of it. The thing is, since all these muations are random, there have also been mechanisms which focused on not surviving, or not eating, or to be suicidal. Mutations are most likely to be bad mutations, but sometimes they turn out to be good and these good mutations eventually build surviving mechanisms.
The thing is, that we have not only had surviving mechanisms but all sorts, "randomly". The only reason the survival ones are most common is because they are the ones which lasted, since you cannot reproduce if you kill yourself. We are still seeing bad mutations. We have now eveolved so far that we are intelligent enough to inherit technology and make more of it, therefore we can even genetically modify ourselves, and it doesn't have to be just for the next generation, for example, somatic genetic engineering which can mean maybe in the future you can modify your genes so you are better good looking(hehe).
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I never said chaos is random, I just said that it is hard to predict since the smallest bit of input can produce big changes.
By the way, even if it seems that way I am not totally against there being a design in the universe. If radiation is random, maybe it is a higher being who controls it, and maybe it doesn't "just happen"? Maybe this is how life is designed, by the use of deliberate mutations. Anyway those are just some thoughts. Oh and thank you too for making me wonder about the cosmos...
2007-09-28 21:50:41
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answer #5
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answered by worried person 1
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