单词:Gregor Mendel
单词:Gregor Mendel 相关文章
In his youth Charles Darwin enjoyed all the freedom to experiment and do whatever he liked. The study of physics, chemistry, and later botany, was his hobby. At the age of 22, Darwin was invited to join the scientific expedition on the Beagle. During
讲到遗传学,我们不能不提孟德尔。他的研究奠定了遗传学和现代生命科学的基
M 畸形 malformation 描图 mapping 标记 marker 黑色素瘤 melanoma 孟德尔 Mendel, Johann (Gregor) 孟德尔遗传 Mendelian inheritance 信使RNA messenger RNA (mRNA) [分裂]中期 metaphase
[00:06.35]READING [00:07.58]THE BIRTH OF A SCIENCE [00:10.19]Before the eighteenth century, botany was merely a branch of medicine. [00:13.90]Unit then, mostly doctors and surgeons studied herbs. [00:17.97]Attempts had been made by others to classify
[00:06.35]READING [00:07.58]THE BIRTH OF A SCIENCE [00:10.19]Before the eighteenth century, botany was merely a branch of medicine. [00:13.90]Unit then, mostly doctors and surgeons studied herbs. [00:17.97]Attempts had been made by others to classify
[00:00.63] 4.The Father of Genetics [00:04.55]His name is introduced to biology students, but often forgotten after the final exam. [00:10.76]His pioneering discoveries went unnoticed by the world until years after his death. [00:15.88]But now, in th
[00:00.00]Unit 6 In the laboratory [00:04.70]1.Listen,read and practice in pairs. [00:11.47]Do you like to do experiments in a laboratory? [00:16.54]What is a science class like? Let's see what these people are doing. [00:23.90]Teacher:Good morning,e
Mendeleyev dutifully completed his studies and eventually landed a position at the local university. There he was a competent but not terribly outstanding chemist, known more for his wild hair and beard, which he had trimmed just once a year, than fo
Mendeleyev used a slightly different approach, placing his elements into groups of seven, but employed fundamentally the same principle. Suddenly the idea seemed brilliant and wondrously perceptive. Because the properties repeated themselves periodic
For most of us, the periodic table is a thing of beauty in the abstract, but for chemists it established an immediate orderliness and clarity that can hardly be overstated. Without a doubt, the Periodic Table of the Chemical Elements is the most eleg
Despite the occasional tidyings-up, chemistry by the second half of the nineteenth century was in something of a mess, which is why everybody was so pleased by the rise to prominence in 1869 of an odd and crazed-looking professor at the University of
PEOPLE IN AMERICA – April 28, 2002: Milton Berle By George Grow VOICE ONE: I’m Mary Tillotson. VOICE TWO: And I’m Doug Johnson with the VOA Special English program PEOPLE IN AMERICA. Today, we t
This is TELL ME MORE from NPR News. I'm Celeste Headlee. Michel Martin is away. Coming up, we'll talk about the glaring lack of diversity in Silicon Valley and what one group is trying to do about it. That's in just a minute. But first, the leaks fro
The Kingslayer rode brilliantly. He overthrew Ser Andar Royce and the Marcher Lord Bryce Caron as easily as if he were riding at rings, 弑君者战绩辉煌,他如骑马表演般轻取安达罗伊斯爵士和边疆地的布莱斯卡伦伯爵, an
No one could withstand him, the Hound rasped. That's truth enough. 没人挡得住他,猎狗粗声道,此话倒是不假。 No one could ever withstand Gregor. That boy today, his second joust, oh, that was a pretty bit of business. 的确谁也挡
So I took his knight, but there was no joy to it, I tell you. 于是我把骑士据为己有,但我告诉你, I was scared all the while, and true enough, he found me. 偷来之后我一点都不快乐,我只是怕得要命。 There was a brazi
Ser Gregor swung his sword, a savage two-handed blow that took the boy in the chest and knocked him from the saddle. 格雷果爵士双手握剑,猛力朝少年的胸部挥击,立刻把他从马鞍上轰飞出去。 The courser dashed away in pan
Ned heard applause, cheers, whistles, shocked gasps, excited muttering, and over it all the rasping, raucous laughter of the Hound. 奈德听见喝彩声,欢呼声,口哨声,惊骇的喘气声,兴奋的低语声,尤其是猎狗粗哑刺耳的
His courser was as slim as her rider, a beautiful grey mare, built for speed. 他的坐骑与马上的人儿同样纤细,那是匹漂亮的灰母马,动作敏捷迅速。 Ser Gregor's huge stallion trumpeted as he caught her scent. 格雷果爵士的
By then Ser Gregor Clegane was in position at the head of the lists. 这时格雷果克里冈已经在场边就位。 He was huge, the biggest man that Eddard Stark had ever seen. 他是艾德史塔克生平所见最为高大壮硕的人。 Robert Ba