(PhysOrg.com) -- Gene duplications are arguably the driving force of organismal evolution – and if they survive, such duplicate genes will diverge in both regulatory and coding genomic regions. Coding divergences, in ...
Male and female mouse brains differ in important ways, according to a new study led by Stanford Medicine investigators.
Plants & Animals
Jan 21, 2022
10
298
Molecular geneticists have known for about a decade that genomic structural variants can play important roles in the adaptation and speciation of both plants and animals, but their overall influence on the fitness of plant ...
Plants & Animals
Aug 16, 2021
0
53
It's long been known that the proteins that package DNA, like students at a high school dance, require a chaperone. But what exactly that guardian looks and acts like has been a mystery—until now.
Molecular & Computational biology
Nov 27, 2019
0
378
Researchers from the University of Cambridge and the Babraham Institute have found that a naturally occurring modified DNA base appears to be stably incorporated in the DNA of many mammalian tissues, possibly representing ...
Biochemistry
Jun 22, 2015
1
3544
Enzymes that help produce caffeine evolved independently in coffee, tea and chocolate, say scientists who have newly sequenced the coffee plant genome.
Biotechnology
Sep 4, 2014
25
0
A research team led by biogeochemists at the University of California, Riverside has tested a popular hypothesis in paleo-ocean chemistry, and proved it false.
Cell & Microbiology
Dec 23, 2012
15
0
(Phys.org)—A University of Michigan biophysical chemist and his colleagues have discovered the smallest and fastest-known molecular switches made of RNA, the chemical cousin of DNA. The researchers say these rare, fleeting ...
Cell & Microbiology
Oct 7, 2012
0
0
Over the last two decades, scientists have come to understand that the genetic code held within DNA represents only part of the blueprint of life. The rest comes from specific patterns of chemical tags that overlay the DNA ...
Biotechnology
Sep 30, 2012
2
0
(PhysOrg.com) -- One of the most difficult aspects of working at the nanoscale is actually seeing the object being worked on. Biological structures like viruses, which are smaller than the wavelength of light, are invisible ...
Bio & Medicine
Sep 1, 2010
0
0
