Word: occurate
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...blame the schedule for stress over exams--they have to happen sometime, and they're going to be difficult whenever they occur. Sit back and relax over winter break; enjoy spending valuable time with family. Then, when old friends snicker that you are going back to school so early, let them know that you were considering visiting them during your week-long break at the end of January. That is, before you made plans to party in the Caribbean instead...
...cell phones for a total of more than 500 hours. Moreover, the New England Journal report said its study sample was too small to spot an increased risk of tumors in the part of the brain near the ear--precisely where tumors caused by radiation might be expected to occur. Both reports said longer-term studies are needed...
...quell the epidemic took three steps forward and one step back this year. The first human trials of a vaccine against African strains of HIV began in Kenya and England. The FDA approved a new anti-HIV drug. And leaders of developing nations, in which 95% of AIDS cases occur, pledged more funding to fight the economic and social devastation caused by the disease. But South African President Thabo Mbeki sounded a sour note when he openly questioned whether HIV causes AIDS. That prompted more than 5,000 scientists to sign a declaration decrying the waste of valuable time...
...invaders. To initiate the immune response, the APC coughs up a molecule from the bug it has eaten, latches on to a helper T cell and "presents" it with a target molecule, instructing the T cell to prepare its troops for war. This activation is tightly controlled; it cannot occur without the lockstep interaction of several proteins on both cells--one of which is known...
Winter exams have traditionally been scheduled after break so that the University may begin the term after Labor Day. But such mindless adherence to antiquated tradition reflects poorly on an institution dedicated to the cultivation of reason. The archaic idea that finals should occur after winter break has vexed undergraduates for too long, and now, in the first year of the new millennium, the University should take the bold step of revamping our schedule to join the rest of the modern world...