News tagged with polymerases ii
Molecule stops DNA replication in its tracks
Biology /
Oct 20, 2008 |
4 / 5 (3) |
0
(PhysOrg.com) -- When a dividing cell duplicates its genetic material, a molecular machine called a sliding clamp travels along the DNA double helix, tethering the proteins that perform the replication. Researchers ...
Search results for polymerases ii
Plant polymerases IV and V are special forms of Polymerase II
Biology /
Jan 06, 2009 |
5 / 5 (3) |
0
(PhysOrg.com) -- It's a little like finding out that Superman is actually Clark Kent. A team of biologists at Washington University in St. Louis has discovered that two vital cellular components, nuclear RNA ...
Scientists discover dynamics of transcription in living mammalian cells
Biology /
Aug 06, 2007 |
5 / 5 (6) |
1
Transcription — the transfer of DNA’s genetic information through the synthesis of complementary molecules of messenger RNA — forms the basis of all cellular activities. Yet little is known about the dynamics of the process ...
Shedding light on the 'dark matter' of genetics: New gene-silencing pathway found in plants
Biology /
Nov 17, 2008 |
4.5 / 5 (2) |
0
(PhysOrg.com) -- Biologists at Washington University in St. Louis have made major headway in explaining a mechanism by which plant cells silence potentially harmful genes.
AMD Announces Eight New Athlon II Processors
Oct 20, 2009 |
4.1 / 5 (16) |
1
(PhysOrg.com) -- AMD announced today eight new, low cost, Athlon II processors to their Athlon II processor family.
How cell's master transcribing machine achieves near perfection
Biology /
Jun 05, 2008 |
3.7 / 5 (3) |
0
One of the most critical processes in biology is the transcription of genetic information from DNA to messenger RNA (mRNA), which provides the blueprint for the proteins that form the machinery of life. Now, researchers have ...
Scientists Are First To Observe The Global Motions Of An Enzyme Copyinng DNA
Oct 27, 2009 |
not rated yet |
0
(PhysOrg.com) -- Scientists here have identified how the motions of an enzyme are related to correctly copying genetic instructions, setting the stage for studies that can uncover what happens when DNA copying ...
Better Way to Measure Particle Shape Proves Popular
Sep 08, 2009 |
5 / 5 (2) |
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Tiny particles are pivotal to climate change, public health, and nanotechnology. A significant fraction of these particles are aspherical, yet scientists must routinely assume the particles are spherical to ...
Contracts Awarded for Production of NSLS-II Storage Ring Magnets
Nov 09, 2009 |
5 / 5 (1) |
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(PhysOrg.com) -- All seven contracts for the production of the NSLS-II storage ring magnets have now been awarded -- a significant milestone for the project. The magnets -- 750 in total -- will be made by vendors in the United ...
Why one way of learning is better than another
Medicine & Health / Neuroscience
Oct 01, 2009 |
4 / 5 (3) |
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A new study from the Montreal Neurological Institute and Hospital (The Neuro) of McGill University reveals that different patterns of training and learning lead to different types of memory formation. The significance of ...
Beaming in on Warm Dense Matter (w/ Video)
Dec 17, 2009 |
5 / 5 (3) |
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(PhysOrg.com) -- The Neutralized Drift Compression Experiment II (NDCX-II) now under construction at Berkeley Lab will deliver a high-current pulse of lithium ions to a foil target almost simultaneously, momentarily heating ...
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