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"Then why are you so sure it [the knee-joint] belonged to Lucy?" Johanson answered, "Anatomical similarity."
Of those that have significant effect, most are harmful
Originally posted by insanedr4gon
They should have two different classes, one follows the science course, and the other religion. It should be the childs choice as to which of the classes he/she chooses to follow. I know that this intrudes on the seperation between church and state, but we shouldn't force kids to abandon their beliefs just because we disagree.
have you read the transcript of the discussion? talkorigins says johanson misunderstood the question, but in the qualifying statement about the knee, we can see that he didn't, and that lucy's knee was obviously the thing being discussed.
then goes on to postulate that beneficial mutations "last longer" because theoretically those with disadvantageous mutations don't survive as long. which is just a rehash of "the strongest survive". hardly an answer.
and then tries to quantify this statement with a study on e.coli (and mutations within organisms like that are classified as "micro evolution" which isn't the same as "macro evolution")
Why is it not an answer?
it isn't an answer because talk origins admits that beneficial mutations are very rare, and then theorizes as to how rare beneficial mutations could account for evolutionary effects. it isn't an answer because they confirm the original point, that beneficial mutations are rare.
micro evolution and macro evolution are different. poodles are dogs. they are the product of selective breeding, not the creation of a new species of dog. their original genes came from wolves that were captured and bred in captivity. they're still dogs, not a new species. micro evolution has been observed. macro evolution is the theory that one species can become a different species with mutation and time. this has not been observed.
A species is often defined as a group of organisms capable of interbreeding and producing fertile offspring.
Originally posted by Bob Sholtz
all of the other forms are based on similar shoddy evidence. a fragment of a skull (said to be of a different species than lucy because of a molar. "robustus" its called), a toothless jawbone is one specimen, and another skull piece is the other (aethiopicus).
people see what they want.
Originally posted by traditionaldrummer
Originally posted by Bob Sholtz
i'm showing how the scientific method isn't used in evolution, which makes it not science. what WOULD invalidate the theory for you? seems to me like alot of people want evolution to be true, instead of looking at the evidence itself.
I'm not sure you're looking at the evidence for evolution. You seem solely focused on slightly controversial cases within evolutionary science in order to maintain a denial of the truth of the theory.
In his zeal to provide evidence for evolution, de Vries had presumptuously proclaimed tetraploid Oenotheras to be a new species, but this was in spite of direct evidence to the contrary
Originally posted by Annee
Originally posted by Bob Sholtz
all of the other forms are based on similar shoddy evidence. a fragment of a skull (said to be of a different species than lucy because of a molar. "robustus" its called), a toothless jawbone is one specimen, and another skull piece is the other (aethiopicus).
people see what they want.
Is that desperation I'm hearing . . . . ?
"Dinosaur Mummy" Found; Has Intact Skin, Tissue
John Roach - for National Geographic News - December 3, 2007
Scientists today announced the discovery of an extraordinarily preserved "dinosaur mummy" with much of its tissues and bones still encased in an uncollapsed envelope of skin.
Preliminary studies of the 67-million-year-old hadrosaur, named Dakota, are already altering theories of what the ancient creatures' skin looked like and how quickly they moved, project researchers say.
news.nationalgeographic.com...
Originally posted by Bob Sholtz
we were discussing pre human forms, and the sorry evidence they are based off of.
What the... How? When... Who are they and what did they do with the real Texas Board of Education? Is this the Onion?
Originally posted by Bob Sholtz
evolution is dependent on alot of beneficial mutations. the rarity of mutations directly effects the validity of evolution. as i've said, talkorigins uses already debunked/wrong evidence at best.
speciation has never been seen.
fruit fly: www.icr.org...
They also suggested an alternative—that natural selection could be acting on already existing variations. But this is not evolution
primrose: creation.com...
(as i said, talkorigins uses already debunked examples)
Faeroe Island house mouse: breeding with the parent stock hasn't been tried.
cichlid fishes: "new species" won't mate with old because of changed coloration and its influence in their complex mating rituals. it isn't that they CAN'T mate, they just won't.
almost all of the plants on the first page you gave are hybrid breedings that result in infertile offspring, like breeding a lion and a tiger. the resultant offspring are infertile. it isn't a new species.