"Because mutations start occurring at regular intervals in these genes as soon as a new species evolves - like the ticking of a clock - we can use them to trace the evolutionary history of a species back to its time of origin, " said Dr Hedges.
On the contrary, that unemployed army has disappeared without a trace--no doubt temporarily diving into nice, safe corporate careers.
The proposals to be brought forward would address the fact the police - who can already tell when, where and who made a mobile phone call or sent a text message - cannot always trace the origin of an email, a message sent via instant messaging or a phone call made over the internet.
Unlike trends in British or French radicalisation, in which a large percentage of home-grown radicals trace their roots to a specific immigrant community, Canadian radicals are an especially diverse lot.
Trace-A-Face or You Draw, challenges the player to draw a new subject every day.
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By stepping onto the polished floors of this city's tango salons, festival-goers trace a genre whose genesis lies in the 1880s and Buenos Aires' impoverished southern barrios (districts).
An appeal to help trace a UK-registered vehicle seen near the spot where four people were murdered in the French Alps has been issued by Surrey Police.
Amateur family researcher Chris East managed to trace a relative - Paul Wolstencroft, whose father, Thomas, was Pte Wolstencroft's brother - and reunite him with the postcard.
Many such words, says Peter Trudgill, a linguistics expert who can trace all his great great-grandparents to a small patch of eastern Norfolk, have been imported from or exported to the rest of the world.
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Initially, the Twitter message was a precaution -- something people could trace in case anything went wrong, Buck said.
He has reddish-brown hair with a trace of product on top, a long fleshy nose, clear blue eyes, and fantastically white teeth.
Creaky Candlestick Park has endured more embarrassment than joy in recent seasons even this year, a preseason game versus Oakland was marred by violence, and the lights conked out during Monday Night Football against Pittsburgh but rookie coach Jim Harbaugh has conjured a trace of that long-dormant magic.
He knows how to lift a prized vase so as not to leave behind trace oils and whom to call if a 17th-century piece of furniture needs to be moved (the historians at the local museum).
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"Finally, there is a question of consumer acceptability - we need to have a better understanding of how consumers view trace contamination, " she said.
The sauce is based on a light sweet-and-sour, pepped up with a deep chile spiciness and a trace of Sichuan pepper that will make your lips tingle pleasantly.
Please note: The author is the president of TRACE International, a non-profit business association dedicated to anti-bribery compliance.
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Manfred Kayser says ancestry markers can - at best - trace an individual to a broad region: "Human migration history has produced no sharp genetic borders and no sharp appearance borders, " he explains.
There's not a trace of the backstage machinations--like those yielding his sly victory in 2001 over rival French billionaire Bernard Arnault for control of Gucci--that have punctuated his 50-year career and captivated the international business press.
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But Richard Glatzer and Wash Westmoreland have kept it smart and irony-free -- there isn't a trace of condescension in their evocation of working people trying to hold it together, if not get ahead, or in their concentration on familiar, even timeless themes.
"We have to find a way to not only have better control over who we receive e-mail from, but also to authenticate or trace the e-mail, " says an executive for a major brokerage firm, who asked not to be named.
Without a trace of cynicism or opportunism, Freudenberg-NOK recognizes that the benefits of corporate social responsibility are complex and many.
The Bedfordshire, Cambridgeshire and Hertfordshire Major Crime Unit wants to trace anyone who saw a white Ford Transit-style van seen speeding from the Brunel Road area.
Fifty thousand years ago, a meteor carrying trace amounts of silicone carbide crashed into present-day Arizona.
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He is soft-spoken, a listener, who almost never shows a trace of anger.
For example, a re-engineering of the Internet to make it easier to trace the location of cyberattackers, as some have called for, would surely be expensive, impractical and extremely harmful to privacy.
It's creamy, long-lasting head is so thick, you can trace a shamrock in it with your finger.
The girl beside him cracked a trace of a smile too, but looked away self-consciously when she saw me notice.
Then she grabs two ski-pole-like handles, presses a button and waits as beams of light trace over her body.
Rutgers' Huang, too, has been working on developing nano-biosensors that can detect the slightest trace of pathogens in a food supply.
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