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Originally posted by Southern Guardian
How is it that we relate so closely genetically with monkeys? I mean if there is an alternative to evolution, which would mean that we 'adapted' totally seperately and individually, how do we relate so closely?
Storing all this information is a great challenge to computer experts known as bioinformatics specialists. One million bases (called a megabase and abbreviated Mb) of DNA sequence data is roughly equivalent to 1 megabyte of computer data storage space. Since the human genome is 3 billion base pairs long, 3 gigabytes of computer data storage space are needed to store the entire genome. This includes nucleotide sequence data only and does not include data annotations and other information that can be associated with sequence data.
Now the genetic difference between human and his nearest relative, the chimpanzee, is at least 1.6%. That doesn't sound like much, but calculated out, that is a gap of at least 48,000,000 nucleotides, and a change of only 3 nucleotides is fatal to an animal; there is no possibility of change.
It doesn't necessarily need to be explained, because it isn't much of an issue at all, as we just addressed. However, if I must give an answer, I would presume that common design between us humans and chimpanzees simply suggest a common designer. That's the most simplistic answer I can give right now, as I'm really tired and should get to bed.
This isn't sort of thing isn't explained very well by creationists/intelligent designers. I'd love to hear from anybody. If we really evolved totally seperately all these many many years, we would not be so closely related.
Originally posted by Lionhearte
Now, Evolutionists will say, "but they still have 2.88 billion genetic similarities!" - true, they do, but let's look into a statement made by Dr. Barney Maddox, the leading genome researcher on the DNA project "Human Genome Project" -
Now the genetic difference between human and his nearest relative, the chimpanzee, is at least 1.6%. That doesn't sound like much, but calculated out, that is a gap of at least 48,000,000 nucleotides, and a change of only 3 nucleotides is fatal to an animal; there is no possibility of change.
Emphasis on that last part.
Psalms 31:18, "Let the lying lips be put to silence;"
Originally posted by squiz
I'm going to keep this short because I posted this simple fact a few times recently.
NO we are not 96% similar.
The protein coding sequences are 96% similar. This makes up less than 2% of the entire genome.
96% similiar in but 2% of the entire genome.
Originally posted by squiz
Darwinist ignore the so called junk DNA as left over evolutionary rubbish. This is turning out to be false. More and more insight into "junk" dna is ocuuring almost daily.
Originally posted by squiz
How can we be 96% similar when the chimp genome is around 10 to 12 % larger?
Originally posted by rhinoceros
Also rRNA and tRNA genes are virtually identical in humans and chimps, just like the entire mitochondrial genomes (not just protein-coding bits).
Is a Darwinist a person who thinks evolution is exactly as described by Charles Darwin? There are very few such people around. Anyway, how can junk DNA be ignored and studied (insight occurring almost daily) at the same time? There's still a lot we don't know about ncRNA. Nonetheless, the vast majority of human genome consists of repetitive DNA, which is totally useless (evidence for this being that these regions vary significantly in length between individuals). Another 10% of the human genome consists of inactive (not expressed) degraded retro-viral sequences, which again, are more or less useless.
A) ATTTCGATTTCGATTTCGATTTCGATTTCGATTTCGATTTCGATTTCG
B) ATTTCGATTTCG
Originally posted by squiz
How do we reconcile with this?
www.genetics.org...
100 million years for two mutations, It was meant to refute IDer Michael Behe. It only raises more problems don't you think? It's was based on standard Darwinian population genetics.
I'm not against evolution, I just don't believe the proposed mechanism is sufficient. That is what the evidence says. if there was/is a designer why would it try to reinvent the wheel each time? Engineers will use what works and adapt it. Common decent or is it common design?edit on 7-6-2012 by squiz because: (no reason given)
Let's begin with a little truth. First of all, how big is a human genome? This site here, under the question "How big is the human genome?", paragraph 2 states -
Originally posted by Barcs
Stop using these deceptive, insulting terms please.
Originally posted by squiz
Originally posted by rhinoceros
Also rRNA and tRNA genes are virtually identical in humans and chimps, just like the entire mitochondrial genomes (not just protein-coding bits).
The 96% figure is based on the coding sequences as I said. We have about 70% similarity so yes other parts are similar. How can they not with that figure? What's your point? Infact some are exactly the same and highly conserved.
Originally posted by squiz
Can you be so sure that the supposedly inactive regions have no purpose? Isn't that kind of the same assumption once again?
A) ATTTCGATTTCGATTTCGATTTCGATTTCGATTTCGATTTCGATTTCG
B) ATTTCGATTTCG
Very different. It's not the pieces but the arrangement that is important.
To compare the two genomes, the first thing we must do is to line up the parts of each genome that are similar. When we do this alignment, we discover that only 2400 million of the human genome’s 3164.7 million ’letters’ align with the chimpanzee genome - that is, 76% of the human genome. Some scientists have argued that the 24% of the human genome that does not line up with the chimpanzee genome is useless ”junk DNA”. However, it now seems that this DNA could contain over 600 protein-coding genes, and also code for functional RNA molecules.
Looking closely at the chimpanzee-like 76% of the human genome, we find that to make an exact alignment, we often have to introduce artificial gaps in either the human or the chimp genome. These gaps give another 3% difference. So now we have a 73% similarity between the two genomes.
In the neatly aligned sequences we now find another form of difference, where a single ’letter’ is different between the human and chimp genomes. These provide another 1.23% difference between the two genomes. Thus, the percentage difference is now at around 72%.
We also find places where two pieces of human genome align with only one piece of chimp genome, or two pieces of chimp genome align with one piece of human genome. This ”copy number variation” causes another 2.7% difference between the two species. Therefore the total similarity of the genomes could be below 70%.
This figure does not take include differences in the organization of the two genomes. At present we cannot fully assess the difference in structure of the two genomes, because the human genome was used as a template (or ”scaffold”) when the chimpanzee draft genome was assembled.
Our new knowledge of the human and chimpanzee genomes contradicts the idea that humans are 98% chimpanzee, and undermines the implications that have been drawn from this figure. It suggests that there is a huge amount exciting research still to be done in human genetics.
Although their function has not yet been clearly elucidated, interstitial telomeric sequences (ITSs) have been cytogenetically associated with chromosomal reorganizations, fragile sites, and recombination hotspots. In this paper, we show that ITSs are not located at the exact evolutionary breakpoints of the inversions between human and chimpanzee and between human and rhesus macaque chromosomes. We proved that ITSs are not signs of repair in the breakpoints of the chromosome reorganizations analyzed. We found ITSs in the region (0.7-2.7 Mb) flanking one of the two breakpoints in all the inversions assessed. The presence of ITSs in those locations is not by chance. They are short (up to 7.83 repeats) and almost perfect (82.5-97.1% matches). The ITSs are conserved in the species compared, showing that they were present before the reorganizations occurred
Originally posted by squiz
The difference just gets wider and wider.
Originally posted by rhinoceros
In case you didn't notice, it's just ATTTCG repeating over and over. The size difference in human and chimp genomes is mostly about this. E.g. in some locus in humans we might have ATTTCG repeated 1000 times, then in chimp genome 1200 times. You can still say, that on sequence level, such regions are 100% identical.
How, precisely, are miles and miles of TTAGGG of significance? From the standpoint of chromosome architecture, the repetitive elements en masse have the propensity to form complicated topologies such as quadruplex DNA. These sequences or, rather, topographies are also bound by a host of chromatin proteins and particular RNAs to generate a unique "suborganelle" -- for the lack of better term -- at each end. As a matter of fact, the chromatin organization of telomeres can silence genes and has been linked to epigenetic modes of inheritance in yeast and fruit flies. Furthermore, different classes of transcripts emanate from telomeres and their flanking repetitive DNA regions, which are involved in various and sundry cellular and developmental operations.
Originally posted by TheCelestialHuman
reply to post by Southern Guardian
I think it's about time humans accept their lowly origins and stop being so conceited, believing that the entire universe was created with them in mind. Most people have no idea how unimportant they are.
Originally posted by rhinoceros
Apply the same criteria two humans and all of a sudden we're not nearly identical with each other.
Originally posted by rhinoceros
reply to post by squiz
I was talking about intergenic regions, not telomere regions. Learn the difference.
Furthermore, different classes of transcripts emanate from telomeres and their flanking repetitive DNA regions,