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The paradox was identified in the 1940s by Ukrainian-born geneticist Theodosius Dobzhansky, known for his 1937 book Genetics and the Origin of Species.
One possible explanation was that the flies behaved differently when out in the wild while in search of food.
Led by former postdoctoral scholar Kate Leitch, the team made several trips to Coyote Lake, a dry lakebed 140 miles from Caltech in the Mojave Desert, with hundreds of thousands of the flies in containers.
The aim was to release the flies, lure them into traps at set locations and measure how long it took the insects to fly there.
Thursday, April 22. Here’s what’s happening with the coronavirus in California and beyond.
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While many parents have criticized the L.A. Unified School District for not reopening classrooms fast enough, the opinion has been different in working-class neighborhoods. That’s especially true for some
Latino immigrant parents who fear for their lives as Los Angeles public schools reopen.
Some are cancer survivors with weakened immune systems. Others have chronic illnesses or have children with chronic illnesses. Some have vaccine allergies.
COVID-19 hospitalizations tumble among U S senior citizens latimes.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from latimes.com Daily Mail and Mail on Sunday newspapers.
Jews in the Land of Disney: Laurence Morrell - self-proclaimed last of the Jewish rednecks
Part 1 of 2
Laurence Morrell is very proud that he considers himself, the last of the Jewish rednecks. He s proud because he s worked hard outside in the elements, in the fields of orange groves that once dotted the landscape of central Florida. In the scheme of things, it wasn t that long ago.
At 78, he has been a part of the early migrations of Jews in the Orlando area. His grandfather, Abraham M. Bornstein, was in the textile industry in Lodz, Poland, before coming to Paterson, N.J., nicknamed Silk City, where he worked in the silk textile industry with relatives. After suffering th.
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Reports of unusual blood clots in the setting of low platelets associated with COVID-19 vaccines have brought attention to these tiny blood cells tasked with preventing humans from fatally bleeding.
The European Medicines Agency has said that, as of April 20, there have been 287 reports of rare blood clots with low platelets after administration of the AstraZeneca vaccine, eight with Johnson & Johnson, 25 with Pfizer, and five with Moderna. The clots are notable because many have occurred in unusual and deadly locations in the veins that drain the brain (known as cerebral venous sinus thrombosis) and the abdomen (known as splanchnic vein thrombosis).