单词：primordial kidney
单词：primordial kidney 相关文章
This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. The Earths original atmosphere would have been unpleasantdeadly in factto any organisms that breathe oxygen. There wasnt any. Not until about 2.4 billi
Scientific American(四)月
This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. In 1953 a student named Stanley Miller did an experiment showing that the simple chemicals present on the early Earth could give rise to the basic buildi
Scientific American(十)月
This is Day to Day, I'm Alex Chadwick . Today, Thanksgiving, family gatherings all across the country. But few will be as emotionally charged as a reunion earlier this week at Johns Hopkins hospital in Baltimore, five kidney transplant patients actua
2006年NPR美国国家公共电台
In the US more people are developing kidney failure, and are becoming candidates for a transplant Most of the studies on kidney donation focus on the recipients and how well they adjust to their new kidneys. A new study documents how well donors fare
VOA标准英语2010年(三月)
By Carol Pearson Washington 02 November 2007 World Health Organization statistics show kidneys are the most sought after donor organs but there is a global shortage. Some countries have established national pairing programs for prospective donors and
VOA常速英语2007年（十一月）
By Anjana Pasricha New Delhi 14 February 2008 Indian authorities are investigating a large-scale illegal organ transplant ring that involves removing kidneys from poor people and selling them to rich Indians and foreigners. Anjana Pasricha reports fr
VOA常速英语2008年（二月）