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Bones

Bone-salt

The main chemical Compound in bone, deposited as minute amorphous crystals in a netlike matrix of collagenous fibres containing collagen; it closely resembles the naturally occurring fluorapatite 3Ca3(PO4)2-CaF2, but is probably a hydroxyapatite in which f is replaced by OH.


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Natural selection wrong due to cambrian explosion

... periods before about 600 million years ago. One good reason might be that many of these animals had only soft parts to their bodies: no shells or bones to fossilize." all dawkins has is a MIGHT BE that is just nothing more than an explanation creationists have their explanation i could say ...

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by gamila
Mon Jul 20, 2009 10:44 am
 
Forum: Evolution
Topic: Natural selection wrong due to cambrian explosion
Replies: 29
Views: 892

Natural selection wrong due to cambrian explosion

... periods before about 600 million years ago. One good reason might be that many of these animals had only soft parts to their bodies: no shells or bones to fossilize." Many of the previous replies to your question mention this very idea. Yes there is very few fossiles before the so-called ...

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by papa1983
Mon Jul 20, 2009 8:15 am
 
Forum: Evolution
Topic: Natural selection wrong due to cambrian explosion
Replies: 29
Views: 892

Re: There is no scientific method

... You bring up really good points Gamila, but then you throw the baby out with the bath water. Wouldn't it be better to spit out the bones and chew the meat? There is a a scientific method based on experimentation and observation which explores how things work, but we are all limited ...

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by AFJ
Sun Jul 12, 2009 2:43 pm
 
Forum: Evolution
Topic: There is no scientific method
Replies: 12
Views: 403

Human artifical selection

... so on. If we for example decide to try deep space travel one day, even some very obscure technological aids might become essential - reinforced bones or modified skin that protects from cosmic radiation, maybe? As long as it gives some kind of edge for these people to have more children than ...

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by biohazard
Wed Jun 24, 2009 11:35 am
 
Forum: Evolution
Topic: Human artifical selection
Replies: 3
Views: 100

Bird-Dinosaur News

... scientists Devon Quick and John Ruben identified a connection between the way birds breathe and the relative lack of movement in birds’ upper leg bones. While most walking animals (including humans) move the upper leg bone as they walk or run, birds essentially keep it still, using their lower ...

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by AFJ
Sun Jun 14, 2009 1:42 pm
 
Forum: Evolution
Topic: Bird-Dinosaur News
Replies: 44
Views: 1045
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