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And your description of the Miller-Urey experiment is highly biased; the assembled ingredients and electric charges simply reproduce the conditions thought to be found on the primeval Earth. In fact, the formula has been changed plenty of times and the amino acids still appear.
Whether the mixture of gases used in the Miller–Urey experiment truly reflects the atmospheric content of early Earth is a controversial topic
No one has synthesized a "protocell" using basic components which would have the necessary properties of life (the so-called "bottom-up-approach"). Without such a proof-of-principle, explanations have tended to be short on specifics.
Miller experiments and models derived provide no explanation of the steps that ultimately lead to living cells.
no-one has yet followed Miller's work by showing how these chemicals are assembled into living cells.
Urey believed that life was common in the universe, and that these building blocks must have spontaneously come into being on the early Earth. He and Miller set out to demonstrate how this could have happened. They filled a flask with methane, hydrogen, ammonia, and steam, which was thought to replicate the early atmosphere, and passed 60,000-volt electric charges through it to simulate lightning. Miller sat by the crackling apparatus for a week, then analyzed the chemicals in the water. They were full of amino acids. Most scientists now believe that the early atmosphere had a different composition than the one tested by Miller and Urey, and that organic molecules originated by other mechanisms. Yet the experiment galvanized the scientific comm-unity to think about how life may have begun.
The late Nobel prize winner Professor Francis Crick, OM FRS, along with British chemist Leslie Orgel proposed the theory of directed panspermia in 1973. A co-discoverer of the double helical structure of the DNA molecule, Crick found it impossible that the complexity of DNA could have evolved naturally.
Originally posted by dusty1
Spontaneous generation or Equivocal generation is an obsolete principle regarding the origin of life from inanimate matter, which held that this process was a commonplace and everyday occurrence, as distinguished from univocal generation, or reproduction from parent(s). The theory was synthesized by Aristotle,[1] who compiled and expanded the work of prior natural philosophers and the various ancient explanations of the appearance of organisms; it held sway for two millennia. It is generally accepted to have been ultimately disproven in the 19th century by the experiments of Louis Pasteur, expanding upon the experiments of other scientists before him (such as Francesco Redi who had performed similar experiments in the 17th century). Ultimately, it was succeeded by germ theory and cell theory.
Are you aware of how deceitful that is? Either you're a liar, or you've been cleverly duped by one.
(I don't know how to word that to not sound offensive.)
Abiogenesis is the process by which a living organism arises naturally from non-living matter
You keep citing the 1953 Miller-Urey experiment.
Some evidence suggests that Earth's original atmosphere might have had a different composition than the gas used in the Miller–Urey experiment. There is abundant evidence of major volcanic eruptions 4 billion years ago, which would have released carbon dioxide, nitrogen, hydrogen sulphide and sulphur dioxide into the atmosphere. Experiments using these gases in addition to the ones in the original Miller–Urey experiment have produced more diverse molecules. Source
More information
Originally posted by dusty1
The article I posted was from Wikipedia.
Abiogenesis
Spontaneous Generation and Abiogenesis sound eerily similar, from the definition from your link at RationalWiki.
Abiogenesis is the process by which a living organism arises naturally from non-living matter
RationalWiki
Spontaneous generation or Equivocal generation is an obsolete principle regarding the origin of life from inanimate matter, ... For the modern hypothesis of the origin of life, see Abiogenesis.
...
The disproof of ongoing spontaneous generation is no longer controversial, now that the life cycles of various life forms have been well documented. However, the question of abiogenesis, how living things originally arose from non-living material, remains relevant today.
I never cited it at all. You did.
Well caught. Pasteur worked in the middle of the nineteenth century. In his time, spontaneous generation meant the belief that rotten meat spontaneously generates maggots and wet straw spontaneously generates mice. He wasn’t thinking about the spontaneous generation of replicating molecules from organic elements naturally present. We already know that amino acids and RNA bases are generated spontaneously; and there is no law in Heaven or Earth that forbids the evolution of life from inanimate matter.
You are somewhat behind the times. Amino acids have been found in cosmic dust clouds millions of light-years from Earth. RNA bases spontaneously generate without needing to be shocked by anything. Even RNA chains have been found to form spontaneously. And your description of the Miller-Urey experiment is highly biased; the assembled ingredients and electric charges simply reproduce the conditions thought to be found on the primeval Earth. In fact, the formula has been changed plenty of times and the amino acids still appear.
Anyway, let’s call it a day, shall we? We were discussing the problem of evil as it relates to the natural world, and you have come up with nothing worth discussing on the subject
You're so deceitful. I mean, seriously. You Labeled your link Abiogenesis, but intentionally linked to Spontaneous Generation, to make them seem like the same thing.
approaches the concept of spontaneous generation of (pre)genetic information.
Even RNA chains have been found to form spontaneously
Both aim for explaining the emergence of life. So of course, they are slightly similar sounded when you simplify it.
Definition of ABIOGENESIS : the supposed spontaneous origination of living organisms directly from lifeless matter—called also spontaneous generation; compare biogenesis —abi·og·e·nist or abio·gen·e·sist noun
spontaneous generation noun Definition of SPONTANEOUS GENERATION : abiogenesis
Originally posted by dusty1
I will quote another source.
Merriam-Webster
Definition of ABIOGENESIS : the supposed spontaneous origination of living organisms directly from lifeless matter—called also spontaneous generation; compare biogenesis —abi·og·e·nist or abio·gen·e·sist noun
Link
spontaneous generation noun Definition of SPONTANEOUS GENERATION : abiogenesis
Link
Is the Merriam-Webster Dictionary lying???
The truth is that you and Astyanax as well as many in the scientific community are being intellectually dishonest with yourselves.
Originally posted by Astyanax
He wasn’t thinking about the spontaneous generation of replicating molecules from organic elements naturally present. We already know that amino acids and RNA bases are generated spontaneously; and there is no law in Heaven or Earth that forbids the evolution of life from inanimate matter.
So you have nothing to say about Nobel Prize winner Francis Crick, the discoverer of DNA, and his belief of Directed Panspermia?
The whole context was Astyanax assertion, that RNA formed spontaneously.
You are somewhat behind the times. Amino acids have been found in cosmic dust clouds millions of light-years from Earth.
Finding amino acids in interstellar space is a Holy Grail for astrobiologists, as this would raise the possibility of life emerging on other planets after being seeded with the molecules.
While they failed to find evidence for amino acids,
We have travelled rather far from biomimicry, so let us return to it. The OP is claiming, as far as I can make it out (his argument is not very clear) that the existence of biomimicry in nature suggests that someone designed the world.
I would argue the opposite. The creator designed dangerous predators and animals that are poisonous to eat, then went ahead and designed a whole lot of animals that looked like the dangerous, poisonous ones? What conceivable purpose would that serve? Had the creator decreed that biomimetic creatures must not be eaten? What about the non-mimics? Are they fair game for everyone? Even the porcupine with its quills and the armadillo with its scales? Why are there no biomimetic porcupines?
The existence of biomimicry in nature proves nothing except that evolution is unbelievably versatile. But then, we knew that already.
“It is obvious, therefore, that without the beneficial services of numerous forest insects our forests would never have attained to their present magnificence, their productivity would be far less than it now is, lumber would be inferior, they would be less suitable as homes for valuable wildlife, and their esthetic and recreational values would be far less than they now are. They would, moreover, be filled with a tangled maze of dead branches and small trees that would constitute a fire hazard far greater than any now known, or what is more probable, they would be swept by destructive fires of such frequency as never to attain the status of forest maturity as we now know it.” -- Carl D. Duncan, Professor of Entomology and Botany, San Jose State College
''The greatest single achievement of science in this most scientifically productive of centuries is the discovery that we are profoundly ignorant; we know very little about nature and we understand even less.''
Originally posted by edmc^2
reply to post by Astyanax
Besides as pointed out already - there are insects and animals that we consider poisonous, dangerous and even useless life forms such as the intestinal worms (a pest) - yet when studied carefully, they do indeed present some kind of benefit/s in one way or another. Many of these what we call "pest" play a BIG and VITAL role in the ecological balance - eradicate one type of "pest" - it will have a drastic effect on the other - and the domino effect becomes disastrous.
Now why you want to eat poisonous animals beats me - but last time I check poisons on animals are defense mechanisms while we are in this present imperfect world - but in the future, a promise was made by the Creator himself that none of these will "do any harm" anymore - an exquisite delight of peace will exist between animals and animals, between animals and man and between man.
Of course none of this makes sense to you because you're view is limited to the present imperfect world.
Besides as pointed out already - there are insects and animals that we consider poisonous, dangerous and even useless life forms such as the intestinal worms (a pest) - yet when studied carefully, they do indeed present some kind of benefit/s in one way or another. Many of these what we call "pest" play a BIG and VITAL role in the ecological balance - eradicate one type of "pest" - it will have a drastic effect on the other - and the domino effect becomes disastrous.
Also many of these insects we call "pest" become such because of man's greed and the wanton disregard and mismanagement of God's creations. Due to unsanitary living conditions - many rats and insects become infectious and carrier of diseases.
''The greatest single achievement of science in this most scientifically productive of centuries is the discovery that we are profoundly ignorant; we know very little about nature and we understand even less.''
A) There's zero indication poisonous animals are losing their poison. B) If they did in fact lose that ability, they'd be easy pray and would get KILLED by their natural predators...you know, animals have to eat. And calling that "peace" is crazy. C) You simply don't understand how food chains work apparently...
You once again fail to present objective evidence for a creator.
reply to post by edmc^2
Who deserves the CREDIT in the Design in Nature?
...while we are in this present imperfect world - but in the future, a promise was made by the Creator himself that none of these will "do any harm" anymore - - an exquisite delight of peace will exist between animals and animals, between animals and man and between man.
The key words are "promised" and "future".
But since you don't believe - why does it matter to you?
Originally posted by isyeye
reply to post by edmc^2
Who deserves the CREDIT in the Design in Nature?
Wouldn't the answer to that question be NATURE? It would be a violation of nature for a "creator" to interfere with the process. Whether or not a "creator" started the ball rolling doesn't really matter. It is simply a case of nature observing nature and finding ways to survive a harsh world.
If a dear friend of yours gave you a beutiful fully furnished house - who willl you thank?
Who deserved the credit - the house or your dear friend?
If a dear friend of yours gave you a beutiful fully furnished house - who willl you thank?