69 résultats pour "ran"
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Questions-réponses 1A PACES Noyau 2011-12 Pr Réjane Paumelle-Lestrelin.
R7 : La concentration en Ran-GTP est plus élevée car le facteur d’échange du GDP en GTP de Ran (Ran-GEF) est exclusivement localisé dans le noyau tandis que l’activateur de l’activité GTPase de Ran (Ran-GAP) qui transforme Ran-GTP and Ran-GDP est e xclusivement présent dans le cytoplasme. La concentration en Ran-GTP est donc toujours plus imp ortante dans le noyau par rapport au cytoplasme. De plus Ran-GTP permet dans le noyau de dissoci...
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Quelle est la définition d'un gène ?
R7 : La concentration en Ran-GTP est plus élevée car le facteur d’échange du GDP en GTP de Ran (Ran-GEF) est exclusivement localisé dans le noyau tandis que l’activateur de l’activité GTPase de Ran (Ran-GAP) qui transforme Ran-GTP and Ran-GDP est e xclusivement présent dans le cytoplasme. La concentration en Ran-GTP est donc toujours plus imp ortante dans le noyau par rapport au cytoplasme. De plus Ran-GTP permet dans le noyau de dissoci...
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Quelle est la définition d'un gène ? Pourquoi avoir un noyau est la particularité des cellules eucaryotes dans la mesure où certaines cellules eucaryotes en sont dépourvues, (comme l'érythrocyte...).
R7 : La concentration en Ran-GTP est plus élevée car le facteur d’échange du GDP en GTP de Ran (Ran-GEF) est exclusivement localisé dans le noyau tandis que l’activateur de l’activité GTPase de Ran (Ran-GAP) qui transforme Ran-GTP and Ran-GDP est e xclusivement présent dans le cytoplasme. La concentration en Ran-GTP est donc toujours plus imp ortante dans le noyau par rapport au cytoplasme. De plus Ran-GTP permet dans le noyau de dissoci...
- Los anfibios - (exposé gratuit en espagnol).
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Pyramids (Egypt) - history.
out, to the king’s burial chamber, which ideally was located directly underneath the pyramid’s center point. Sometimes, in addition to the burial chamber, there werestorage chambers within the pyramid. These chambers held objects used in burial rituals as well as items for the deceased to use in the afterlife. Some of these items werevaluable, and in later years people robbed many of the pyramids and stole the objects. Pyramid of Khafre at GizaThe pyramids at Giza in Egypt are among the best-kno...
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Millard Fillmore.
B Vice President of the United States During the first half of 1850, Fillmore as vice president presided over the United States Senate (the upper chamber of Congress) as angry debates raged betweenNorthern and Southern sectionalists over the status of slavery in the recently acquired lands. His fairness and sense of humor in the chair were not enough to restorepeace among the contending senators. The antislavery faction, led by Senator Seward (the former governor of New York) and Senator Salmon...
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Millard Fillmore
B Vice President of the United States During the first half of 1850, Fillmore as vice president presided over the United States Senate (the upper chamber of Congress) as angry debates raged betweenNorthern and Southern sectionalists over the status of slavery in the recently acquired lands. His fairness and sense of humor in the chair were not enough to restorepeace among the contending senators. The antislavery faction, led by Senator Seward (the former governor of New York) and Senator Salmon...
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John Macdonald.
dissolution of the existing Union. The Atlantic colonies, which consisted of Nova Scotia, Prince Edward Island, New Brunswick, and Newfoundland, were considering the question of their own union andplanned to meet at Charlottetown, Prince Edward Island, on September 1, 1864. Macdonald saw his opportunity and secured an invitation for the Canadians to attend.The delegates of the Atlantic colonies put off their own discussion until they had heard the Canadians. Macdonald spoke of the advantages in...
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John Macdonald - Canadian History.
dissolution of the existing Union. The Atlantic colonies, which consisted of Nova Scotia, Prince Edward Island, New Brunswick, and Newfoundland, were considering the question of their own union andplanned to meet at Charlottetown, Prince Edward Island, on September 1, 1864. Macdonald saw his opportunity and secured an invitation for the Canadians to attend.The delegates of the Atlantic colonies put off their own discussion until they had heard the Canadians. Macdonald spoke of the advantages in...
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John Macdonald - Canadian History.
dissolution of the existing Union. The Atlantic colonies, which consisted of Nova Scotia, Prince Edward Island, New Brunswick, and Newfoundland, were considering the question of their own union andplanned to meet at Charlottetown, Prince Edward Island, on September 1, 1864. Macdonald saw his opportunity and secured an invitation for the Canadians to attend.The delegates of the Atlantic colonies put off their own discussion until they had heard the Canadians. Macdonald spoke of the advantages in...
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Political Parties in the United States.
quickly enabled the Republican Party to overpower the Know-Nothings. Although the Republicans lost their first campaign for the presidency in 1856, they triumphed in1860 with former congressman Abraham Lincoln. The Republican victory resulted in part from the division of the Democratic Party into Northern and Southern factions,each of which ran its own presidential candidate, and in part from their success at attracting Whigs and Know-Nothings who had opposed the Republicans in 1856.During the C...
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Aztec Empire.
tribute to the empire in agricultural products, which were used to finance public projects. All able-bodied men owed military service to the empire. Citizens could also bedrafted to work on public lands or build temples, dikes, aqueducts, and roads. Although Aztec society had strict classes, a person’s status could change based on his or her contribution to society. Commoners could improve their rank, especially byperforming well in battle, and become prosperous landowners. Young people of some...
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Aztec Empire - USA History.
tribute to the empire in agricultural products, which were used to finance public projects. All able-bodied men owed military service to the empire. Citizens could also bedrafted to work on public lands or build temples, dikes, aqueducts, and roads. Although Aztec society had strict classes, a person’s status could change based on his or her contribution to society. Commoners could improve their rank, especially byperforming well in battle, and become prosperous landowners. Young people of some...
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Democratic Party.
At the beginning of the 20th century the Democrats’ minority position among voters remained central to their existence. The Progressive split in Republican rankshelped elect Woodrow Wilson twice, but the entry of the United States into World War I ended that. The war, popular at first, backfired against the Wilsonadministration when large numbers of German Americans and Irish Americans protested with their votes against U.S. involvement on England’s side. The result wasanother Republican landsli...
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Panama Canal - Geography.
The size of ships using the Panama Canal has steadily increased. About 27 percent of the vessels that use the canal are built to the maximum dimensions that can passthrough it (a category called “Panamax”). This has prompted further widening of Gaillard Cut, so that the larger Panamax vessels may transit safely. However, some ofthe world’s commercial and military ships are too large for the canal. Since the 1940s, new U.S. battleships and aircraft carriers have been built exceeding the canal’sdi...
- On the road
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James Monroe.
In October 1786, Monroe resigned from Congress and settled with his bride in Fredericksburg, Virginia, where he began a law practice. His retirement from politics wasbrief. He was soon elected to the town council, and then once again to the Virginia legislature. However, Monroe never lost touch with national politics. He corresponded regularly with both Jefferson and Madison. In 1786 Monroe attended the AnnapolisConvention, which had been called to consider interstate commerce and other matters...
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James Monroe - USA History.
In October 1786, Monroe resigned from Congress and settled with his bride in Fredericksburg, Virginia, where he began a law practice. His retirement from politics wasbrief. He was soon elected to the town council, and then once again to the Virginia legislature. However, Monroe never lost touch with national politics. He corresponded regularly with both Jefferson and Madison. In 1786 Monroe attended the AnnapolisConvention, which had been called to consider interstate commerce and other matters...
- Midnighters