Word: answers
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...Venter decided to start small, with one or two genes, and work his way up by splicing together longer and longer pieces of DNA. That very act of sticking them together proved to be a challenge, since the strands often fall apart. The answer was to design a section of Velcro-like DNA at the ends of each fragment. Since adenine sticks only to thymine and cytosine only to guanine, all the team had to do was end each strand with a nucleotide that would adhere to the one that began the next...
...stuff each day, and all it took was a little tinkering with their genomes, not the construction of a new one. "In terms of whether I can think of anything I can only do with a whole synthetic chromosome that I can't do now, the short answer is no," says John Pierce, vice president of technology at DuPont Applied BioSciences...
With many of the world's economic movers, shakers and interpreters gathering in the Swiss mountain resort of Davos just as markets from Mumbai to Madrid were freaking out, there was no shortage of explanations as to why. The short answer: U.S. consumers, who have been increasing their spending without pause since all the way back in 1991, are tapped out. They Scrooged their way through the holidays--retail sales were the weakest in five years--and employers started to get nervous. They've dialed down their hiring, sending unemployment inching up 0.3% in December. It might not sound like...
...With many of the world's economic movers, shakers and interpreters gathering in the Swiss mountain resort of Davos just as markets from Mumbai to Madrid were freaking out, there was no shortage of explanations as to why. The short answer: U.S. consumers, who have been increasing their spending without pause since all the way back in 1991, are tapped out. They Scrooged their way through the holidays - retail sales were the weakest in five years - and employers started to get nervous. They've dialed down their hiring, sending unemployment inching up 0.3% in December. It might not sound like...
...children hidden from the Nazis by Poles. "Those people who had heroically saved an innocent Jewish child begged not to have their names revealed out of fear that their social circle would find out," said Gross. "I did not understand that, and in this book I have attempted to answer that question...