Hans Spemann and Hilde Mangold: Primary Embryonic Induction The most spectacular transplantation experiments were published by Hans Spemann and Hilde Mangold in 1924.* They showed that‚ of all the tissues in the early gastrula‚ only one has its fate determined. This self-differentiating tissue is the dorsal lip of the blastopore‚ the tissue derived from the gray crescent cytoplasm. When this dorsal lip tissue was transplanted into the presumptive belly skin region of another gastrula‚ it not only
Premium Developmental biology Embryo
Qing Dynasty‚ 1644-1911‚ also known as Manchu‚ was the last of the Chinese dynasties. During the Qing period‚ imperial China reached its zenith of power and influence. The Qing dynasty lasted for almost 300 years‚ extended China’s borders farther than they had ever been before‚ and perfected the Chinese imperial system. After flourishing in the 18th century‚ it fell apart in the 19th. Like many complicated systems‚ it grew brittle and inflexible. It could not adjust as new problems arose. Bad harvests
Premium Qing Dynasty China
usurper ordered the twins to be cast into the Tiber River. They were rescued by a she-wolf who cared for them The Rape of the Sabine Women is an episode in the legendary history of Rome‚ traditionally dated to 750 BC‚ in which the first generation of Roman men acquired wives for themselves from the neighboring Sabine families. The English word "rape" is a conventional translation of Latin raptio‚ which in this context means "abduction" rather than its prevalent modern meaning in English language of sexual
Premium Roman Republic Ancient Rome Roman Empire
music is timeless and will be always beloved and popular‚ but we shouldn’t forget that nowadays we have people‚ who are also very talented and whose works arouse deep and complex emotions. So‚ today I want to tell you about Hans Zimmer‚ German composer and modern genius. Hans Florian Zimmer (born September 12‚ 1957) is a German film composer and music producer. For nearly three decades Zimmer has composed music for over 100 films including some critically acclaimed film scores‚ such as The Lion
Premium Hans Zimmer
Investigative Journalism: http://www.pcij.org/stories/print/clans.html De leon‚ H eval‚ N. (2011‚ June 2). Philippine Online Chronicles. Retrieved August 3‚ 2011‚ from Philippine Online Chronicles: http://thepoc.net/breaking-news/local/12267-political-dynasty-ban-bill-up-in-congress.html#ja-content Gma News Tv Kurlantzick‚ J. (2011‚ January 7). Retrieved August 3‚ 2011‚ from Council on Foreign Relations: http://blogs.cfr.org/asia/2011/01/07/the-curse-of-nepotism/ List of political families in the Philippines
Premium Senate of the Philippines Philippines Law
After nine bloody months of the Satsuma Rebellion‚ the Meiji Dynasty finally came to power in the late 19th century. With this new dynasty‚ came the need for not only a new emperor but also someone the Japanese people could identify themselves with or look up to during this time. The oligarchy believed that in order to save Japan from imperialism they had to modernize and become like the West. Emperor‚ Meiji‚ shared these progressive ideas. Japan began its period of revolutionizing which included
Premium
The Xia Dynasty was the first dynasty in ancient China. It was thought to be a myth Chinese used as a part of there history. Actually the Xia Dynasty was very real. The Xia Dynasty ruled from 2100 to 1600 B.C. They had a total of seventeen emperors‚ many achievements and few battles. The Xia Dynasty had seventeen emperors. The founding emperor Yu the Great who rules from 2100- 2055‚ Qi‚ who ruled from 2055- 2026‚ Shao Kang‚ who ruled from 2026- 2005 were the first three emperors. Next came
Premium
the book: Hans Brinker Pages: 210 Setting: In Holland‚ in the 1840’s Central theme: If you treat people nice they shall treat you the same. Main characters: Hans Brinker‚ Gretel Brinker‚ Meitje Brinker‚ Raff Brinker Other important characters: Dr. Gerard Boekman‚ Ludwig van Mounen‚ Carl Schummel‚ Peter van Holp‚ Ludwig van Holp‚ Ben Dobbs‚ Hilda van Gleck‚ Jacob Poot‚ Katrinka Flack‚ Rychie Korbs. Summary: In Holland‚ poor but industrious and honorable 15year old Hans Brinker
Premium Doctor Who Race Doctor
A ‚ Number 2 The Qing Dynasty‚ like all the Chinese Dynasties‚ began with an expectation of success. The Zhou Dynasty found such success within the “100 schools of thought”‚ while the Qin found success within trade and exploration which in the end‚ unified China (Russ). However‚ the Qing Dynasty found a different way to make their mark with the development of the Chinese Dictionary‚ forming Banner systems and population increase. Nevertheless‚ while all of the Dynasties strived for success‚ they
Premium China Qing Dynasty Han Chinese
and Elite Persistence: Term Limits and Political Dynasties in the Philippines∗ Pablo Querubin Harvard Academy for International and Area Studies October‚ 2011 Abstract Research in political economy emphasizes the tendency of elites to persist and reproduce their power over time‚ potentially undermining the effectiveness of institutional reforms. One particular form of elite persistence is illustrated by the existence of political dynasties. A natural question is whether certain political
Premium Governor United States Congress Dynasty