Showing posts with label RNA. Show all posts
Showing posts with label RNA. Show all posts
Friday, November 4, 2022
Two way communication between RNA and DNA
Now we see more confirmation of IDvolution - first evidence that RNA segments can be written back into DNA, which potentially challenges the central dogma in biology and could have wide implications affecting many fields of biology.
https://scitechdaily.com/new-discovery-shows-human-cells-can-write-rna-sequences-into-dna-challenges-central-principle-in-biology/
https://www.science.org/doi/10.1126/sciadv.abf1771
Labels:
DNA ID,
Genetic Code,
RNA
Tuesday, January 24, 2012
The Origin of Life - Professor John Walton demonstates the odds against a random start
Professor Walton takes us through the chemistry and shows us the RNA world scenario is impossible. Life was complex at the earliest times.
The Origin of Life
Conclusions:
The Origin of Life
Conclusions:
- Statistically, the chance of forming even one “useful” RNA sequence can be shown to be essentially zero in the lifetime of the earth.
- The complexity of the first self-replicating system, and the information needed to build it, imply intelligent design.
- Hope of beating the colossal odds against random formation of replicating RNA is based on ideology rather than science.
- As lab experiments on model replicators become more complex they demonstrate the need for input from intelligent mind(s).
- Acceptance of an early earth atmosphere free of oxygen atoms strains belief beyond breaking point!
- No chemically or geologically plausible routes to nucleotides or RNA strands have been developed.
- Geological field work shows no support for a “prebiotic soup.” It favors little change in the atmosphere over time. Living things have been present since the first crustal rocks.
- After over 50 years of sterile origin of life research it is time to give intelligent design a fair hearing.
Tuesday, December 27, 2011
Molecular Animation - from genomic information to protein synthesis
A video on the inner workings of the cell. See the molecular machinery in action.
The movie "The Central Dogma: From Genomic Information to Protein Synthesis" is made by RIKEN Omics Science Center (RIKEN OSC) for the exhibition titled "Beyond DNA" held at National Science Museum of Japan. We tried to illustrate how molecular machines interact each other in the central dogma by giving "Japanese robot-anime" style representation to the molecules. By using this approach, people (especially kids) can easily distinguish between those molecules and understand how they function in our body.
The movie "The Central Dogma: From Genomic Information to Protein Synthesis" is made by RIKEN Omics Science Center (RIKEN OSC) for the exhibition titled "Beyond DNA" held at National Science Museum of Japan. We tried to illustrate how molecular machines interact each other in the central dogma by giving "Japanese robot-anime" style representation to the molecules. By using this approach, people (especially kids) can easily distinguish between those molecules and understand how they function in our body.
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