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ontheoriginofspecies · On the Origin of Species - DARWINIAN EVOLUTION, PALEONTOLOGY, ARCHEOLOGY
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Messages 1006 - 1035 of 7040   Oldest  |  < Older  |  Newer >  |  Newest
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1006
You need to read up on the definition of a ring species: it is a single species with diverse diverse and intermediate populations (races, subspecies, clines,...
this_science_guy
this_science...
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Feb 1, 2002
3:27 pm
1007
Do bacterial flagellum (Behe's irreducibly complex molecular machine) exist in other species, or are they unique to humans?...
nyc_answerman
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Feb 1, 2002
4:31 pm
1008
Bacterial flagella exist, as the name shows, in bacteria, most of them anyway, not in human cells.<br>WF...
wolfischer
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Feb 1, 2002
6:31 pm
1009
Bacterial flagella exist, as the name shows, in bacteria, most of them anyway, not in human cells.<br>WF <br>--------------<br><br>Understood. So they serve no...
nyc_answerman
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Feb 1, 2002
6:40 pm
1010
You might want to consider using "function" rather than "purpose" in reference to biological and other natural processes. "Purpose" can indicate pre planning...
jsk33
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Feb 1, 2002
7:38 pm
1011
You, or Behe, are talking about two completely different things: eukaryotic flagella are lengthened, modified cilia; prokaryotic flagella are completely ...
this_science_guy
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Feb 1, 2002
8:24 pm
1012
Thanks "science guy" but I have no idea what you have said! Let me try asking this question again (keep in mind that I am not a scientist when you ...
nyc_answerman
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Feb 1, 2002
8:56 pm
1013
Human flagella are only found on human sperm. Human cilia are found lining the respiratory tracts and the fallopian tubes and the nasal sinuses and, I'm sure,...
this_science_guy
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Feb 1, 2002
10:09 pm
1014
Somehow the links to the pages on the Mad Scientist Network got truncated:<br><br>First link on respiratory tract cilia:<br><a...
this_science_guy
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Feb 1, 2002
10:12 pm
1015
Thanks so much!...
nyc_answerman
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Feb 2, 2002
1:44 am
1016
Does anyone give any credence at all to the notion that expansion of the Earth caused the breakup up the supercontinents?<br><br>I can't remember whose theory...
tikouka
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Feb 4, 2002
4:21 am
1017
You might try www.expanding earth.org <br>I believe the concept is the brainchild of one Lawrence S. Myers. I find it a bit of a stretch myself but maybe I'm...
jsk33
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Feb 4, 2002
2:33 pm
1018
"The Earth contains water as a gas, which is compressed denser than the liquid."<br><br>Are you sure it wasn't water turning to ice? Water cannot exist as a...
this_science_guy
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Feb 4, 2002
4:01 pm
1019
The name of the theory is Plate Tectonics, and it explained Continental Drift....
b_2_shop
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Feb 4, 2002
4:46 pm
1020
Yes, I am fully aware of Plate Techtonics: the question here was whether it was driven originally by condensation of water. Since Continental Drift is ongoing,...
this_science_guy
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Feb 4, 2002
5:44 pm
1021
When one hears hoofbeats one normally thinks horses rather than zebras. In this instance (Tectonic shifts /planetary expsnsion due to hydrologic processes ...
jsk33
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Feb 4, 2002
6:02 pm
1022
"there have been more than one instance of continental fusions and dispersions"<br><br>I'm envisaging a random movement of the plates, and wondering at the ...
tikouka
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Feb 5, 2002
2:31 am
1023
No, the book I read was not Myers. Myers theory depends on accretion to explain Earth expansion.<br><br>I must admit that I have noticed the undersea formation...
tikouka
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Feb 5, 2002
3:22 am
1024
Chicken or egg question:<br><br>Regarding primitive Earth, which came first, oxygen or water?<br><br>anyone?... anyone?.... Bueller?...
nyc_answerman
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Feb 5, 2002
5:18 pm
1025
There have been breakups - as in the separation of S. America from Africa - as well as collisions - such as the grinding of India against Asia to form the ...
this_science_guy
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Feb 5, 2002
9:27 pm
1026
If you mean diatomic oxygen molecules (O2), then water came first. If you mean oxygen the element, then oxygen had to be formed through stellar nuclear fusion ...
this_science_guy
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Feb 5, 2002
9:29 pm
1027
I meant oxygen the element. <br><br>So where did all the oxygen come from, to react with hydrogen to form all of the water? What is stellar nuclear fusion? And...
nyc_answerman
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Feb 5, 2002
9:55 pm
1028
Interesting that the original chicken and egg question can be answered.<br><br>The egg came first. It was one mutation away from becoming a checken....
b_2_shop
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Feb 5, 2002
10:45 pm
1029
Interesting that the original chicken and egg question can be answered.<br>The egg came first. It was one mutation away from becoming a chicken. ...
nyc_answerman
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Feb 6, 2002
12:26 am
1030
Sounds like it depends on where you want to draw the line....
scioneye
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Feb 6, 2002
2:10 am
1031
Females of most species are the ones that GIVE BIRTH. The chicken didn't give a damn which rooster she was insemenated by.<br><br>Also, why would you think it...
b_2_shop
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Feb 6, 2002
3:19 am
1032
That is, the chicken that was born from the egg that was laid first, would in the future make an egg that produced a rooster....
b_2_shop
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Feb 6, 2002
3:33 am
1033
"Females of most species are the ones that GIVE BIRTH. The chicken didn't give a damn which rooster she was insemenated by."<br>-----------<br><br>Isn't that ...
nyc_answerman
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Feb 6, 2002
10:36 am
1034
That is, the chicken that was born from the egg that was laid first, would in the future make an egg that produced a rooster. <br>-------------<br><br>I still...
nyc_answerman
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Feb 6, 2002
10:39 am
1035
Forget it man, no sense of humor there...<br><br>"Actually, a chiken is just an eggs way of making another egg."<br><br>Butler?<br><br>I prefer Harvey's "Ex...
this_science_guy
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Feb 6, 2002
3:32 pm
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