To confirm that this is so, Ms Welch stripped the eggs out of several females (not as horrible a process as it sounds), divided each batch of eggs into two, and inseminated half with sperm from a long-calling male and half with sperm from a short-calling male.
The interesting historical detective work, and some neat demolition of myths and conspiracy theories, bring Mr Fitzgibbons half-way through a short book.
It has a very short half-life, which in practical terms means that it goes in and out of the body very quickly.
His half-point cut in short-term interest rates was designed to avoid a recession, but it may have bought him only a postponement of the inevitable.
From a molecular perspective, Lucentis was designed to stay in the eye and have a short half-life (two hours), while Avastin was designed to enter the circulatory system and to stick around to fight off cancer (a half-life of 20 days).
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While elevated iodine has been most widely reported, its 8-day half life is very short, and iodine tablets offer good protection from the primary long-term health risk: thyroid cancer.
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At its previous meeting the Fed's policy-making committee raised short-term rates by half a point, bringing the cumulative rise over the past year to one and three-quarter points.
Video ref Geoff Warren called a knock-on after Adam Jones was dragged down short and scrum-half Rhodri Wells attempted to ground the ball.
When you are trying to hit the ball on a sweet spot that is minuscule to begin with, playing shafts that are a half-inch too long or short will make this nearly impossible.
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Irish's replacement fly-half Chris Malone was held up inches short and then Semisi Mapasua's back-of-the-hand pass, which put Tagicakibau in, was judged to have gone forward.
The Nets' Game 7 loss came exactly a month after they blew a 16-point second-half lead before losing, at home, to the short-handed Bulls.
It also equaled half the total cash and short-term investments on those companies books.
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Brett Lee responded to Rahul Dravid's nonchalant straight push for four by removing the batsman when a leg-stump half-volley was lifted invitingly towards short midwicket.
The half-life of a specialty is short, continually disintegrating into subspecialties, and sub-subspecialties, to the point where some doctors devote their whole career to one variant of one illness.
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After easing beautifully to one short of his half-century, Bopara prodded forward at a ball nipping back in, only to see the bails tumble after an unlucky inside edge.
Opener McIntosh took 38 balls to get off the mark but once at the crease Flynn wasted little time in getting into his stride and by lunch he was two short of a half-century.
But, two runs short of his half-century, the New Zealand skipper offered no shot to a straight Sidebottom delivery that handed the Nottinghamshire seamer - out of sorts and wickless on Thursday - his remarkable figures.
Flanken-cut beef short rib (short rib cut across the bone into half-inch thick strips you may need to ask your butcher to do this) is a wonder, but hangar steak, skirt steak, even flank steak (marinated overnight) will work well too.
Lusty late blows from Mike Hussey - including a huge six into the third row of the top tier of the square leg boundary - bumped up the total, but the left-hander fell one run short of his half century when he drove a catch to Denly at mid-off.
For some banks, the combined issuance of asset-backed securities and commercial paper (short-dated securities) amounted to about half of all their loans.
The ongoing decline in magazine single-copy sales accelerated in the second half of 2011, with the losses falling just short of double-digits, according to figures issued today by the Audit Bureau of Circulations.
People in an fMRI scanner watched a half-hour-long sequence combining very short video clips of everyday scenes.
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Stewart fell four short of his third half-century this season, holing out to David Byas at mid-off trying to drive Mark Chilton after a partnership of 109.
They put on 101 before former West Indies paceman Tino Best finally made the breakthrough when he had Sales caught behind just one short of a deserved half-century.
With Perpignan's beleaguered defence in disarray, Dickson combined with Best to score on the hour, although television replays clearly showed the scrum-half had grounded the ball well short of the tryline.
The fly-half also had a late try disallowed for a knock-on in a game short of attacking flair and riddled with handling errors.
Even with Gerrard, Torres and Joe Cole in the starting line-up, Liverpool attacks were in short supply and Rovers took a deserved lead on the half-hour mark.
Daniel Flynn and Jesse Ryder both hit half-centuries, with Flynn falling five runs short of a maiden Test century.
Other advantages: its participation in wireless telephony and its half-empty fabrication facility when the industry is short of capacity.
Yet, just as in the first half, England's lead was short-lived as three minutes later Slater crawled over the tryline to nudge Australia ahead.
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