News tagged with genetic makeup
Related topics: genes , genetic variation , genome , dna , genetic code
Research team finds new explanation for Cambrian explosion
(PhysOrg.com) -- For hundreds of years, researchers from many branches of science have sought to explain the veritable explosion in diversity in animal organisms that started approximately 541 million years ...
Space & Earth / Earth Sciences
Nov 29, 2011 |
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Robots learn to share, validating Hamilton's rule (w/ video)
Using simple robots to simulate genetic evolution over hundreds of generations, Swiss scientists provide quantitative proof of kin selection and shed light on one of the most enduring puzzles in biology: Why ...
May 03, 2011 |
4.9 / 5 (14) |
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Acting selfish? Blame your mother
(PhysOrg.com) -- The fact that our female ancestors dispersed more than our male ancestors can lead to conflicts within the brain that influence our social behaviour, new research reveals.
Sep 02, 2010 |
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Scientists find a key to maintaining our DNA
DNA contains all of the genetic instructions that make us who we are, and maintaining the integrity of our DNA over the course of a lifetime is a critical, yet complex part of the aging process. In an important, albeit early ...
Mar 18, 2011 |
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DNA evidence tells 'global story' of human history
In recent years, DNA evidence has added important new tools for scientists studying the human past. Now, a collection of reviews published by Cell Press in a special issue of Current Biology published online on February 22nd o ...
Feb 22, 2010 |
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Rapid, Inexpensive DNA Sequencing Moves Closer to Reality
As efforts such as The Cancer Genome Atlas and others generate vast quantities of information about the genetic makeup of different types of cancer, it is becoming increasingly clear that such information has great potential ...
Nanotechnology / Bio & Medicine
Feb 19, 2010 |
4.9 / 5 (9) |
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Good parents are predictable -- at least when it comes to corn
In order to breed new varieties of corn with a higher yield faster than ever before, researchers at the University of Hohenheim in Stuttgart, Germany, and other institutions are relying on a trick: early selection of the ...
Jan 15, 2012 |
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Bacteria have evolved a unique chemical mechanism to become antibiotic-resistant
For the first time, scientists have been able to paint a detailed chemical picture of how a particular strain of bacteria has evolved to become resistant to antibiotics. The research is a key step toward designing ...
Apr 28, 2011 |
4.5 / 5 (8) |
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Malarial mosquitoes are evolving into new species, say researchers
Two strains of the type of mosquito responsible for the majority of malaria transmission in Africa have evolved such substantial genetic differences that they are becoming different species, according to researchers ...
Oct 21, 2010 |
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Africa's rarest monkey had an intriguing sexual past, DNA study confirms
The most extensive DNA study to-date of Africa's rarest monkey reveals that the species had an intriguing sexual past. Of the last two remaining populations of the recently discovered kipunji, one population ...
Nov 11, 2009 |
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Tasmanian tiger suffered low genomic diversity
The enigmatic Tasmanian tiger, known also as the thylacine, was hunted to extinction in the wild at the turn of the 20th century, and the last one died in a Tasmanian zoo in 1936.
Apr 18, 2012 |
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First direct evidence that response to alcohol depends on genes
Many studies have suggested that genetic differences make some individuals more susceptible to the addictive effects of alcohol and other drugs. Now scientists at the U.S. Department of Energy's (DOE) Brookhaven ...
Oct 19, 2010 |
4.8 / 5 (6) |
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Development of DNA trap paves way for personalized medicine
Sequencing DNA base pairs – the individual molecules that make up DNA – is key for medical researchers working toward personalized medicine. Being able to isolate, study and sequence these DNA molecules ...
Nanotechnology / Bio & Medicine
May 23, 2011 |
3.6 / 5 (8) |
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New tool for breaking the epigenetic code
(PhysOrg.com) -- For the last dozen years, scientists have known that minuscule strings of genetic material called small RNA are critically important to our genetic makeup. But finding out what they do hasn’t ...
Feb 29, 2012 |
4.2 / 5 (6) |
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Genomic comparison of ocean microbes reveals East-West divide in populations
Much as an anthropologist can study populations of people to learn about their physical attributes, their environs and social structures, some marine microbiologists read the genome of microbes to glean information ...
Oct 11, 2010 |
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