单词:episperms
单词:episperms 相关文章
Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文,请发贴到 听力原文收集区 ,您将会获得10到30积分的奖励! Thank you!
GWEN IFILL: Drugmaker Mylan has been under heavy fire for its soaring price hikes for EpiPens, the lifesaving necessity for those with serious allergic reactions. Its price has skyrocketed to as much as $600 for a set of two. At first, Mylan offered
This is scientific american 60-secs science. I'm Sophy Bushwick. Got a minute? It takes a white chromosome to make a man, but that does't mean its counterpart, the x-chromosome, plays no part. In fact it has a big role in making sperm. To study x evo
[00:32.38]秋天 [00:46.38]It started with a chair. 故事得从这椅子说起 [00:48.42]∮Once∮ [00:51.42]∮I loved∮ [00:57.70]∮It was the world to me∮ [01:04.02]∮I cried∮ [01:04.46]∮Once∮ [01:10.14]∮At the thought I was foolish
By Amra Alirejsovic Los Angeles, California 26 April 2007 Harun Mehmedinovic is a young Bosnian-American filmmaker who is studying at the American Film Institute (A.F.I.) in California, one of the most prestigious film schools in the world. His late
Discounts Aren't Enough to Halt Outrage At High EpiPen Prices KELLY MCEVERS, HOST: If you have a severe allergy to nuts or bee stings, you probably know what an EpiPen is. It's a plastic tube and needle that gives a dose of epinephrine when you press
AUDIE CORNISH, HOST: Stanley Tucci, Rachael Ray and Patti LaBelle - what do these people have in common? They're among the 100 greatest home cooks of all time according to Epicurious. The idea for the list came from editor David Tamarkin. And while s
Just below the Arctic Circle in northern Sweden sits a town called ?verkalix. Its home to only about a thousand people. But those inhabitants were the subject of a seminal study in human genetics. The research suggests it that what our parents, or ev
By David McAlary Washington 15 June 2006 Australian and British researchers say the number of fractured hips is expected to nearly quadruple worldwide by mid-century as the population ages. This means an increasing burden on health care systems unle
Beijing, Sept. 6 (Xinhua) -- A sperm donation scandal disclosed recently has aroused growing concern in the United States. According to the New York Times' report, Ryan Kramer, the son of a donor, found that he has more than 150 half-siblings - they
By Nico Colombant Dakar 14 February 2008 Aid workers in the Democratic Republic of Congo are expressing concern that a cholera epidemic in the southeastern mining region is getting worse, despite attention to the problem. About 100 people have died s
Aid agencies are warning of the threat of disease in India's Bihar State, which has been hit by devastating floods. Anjana Pasricha reports from New Delhi the floods have displaced an estimated three million people and killed at least 90 people. Vil
Topic1-Men's Health Day and sperm quality issue Today (October 28th) marks the 17th World's Men's Health Day, with this year's theme focusing on male infertility. The latest figures from the largest sperm bank in China show that only 19.4 percent of