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Hace 4 días · Rosalind Elsie Franklin (25 July 1920 – 16 April 1958) [1] was a British chemist and X-ray crystallographer whose work was central to the understanding of the molecular structures of DNA (deoxyribonucleic acid), RNA (ribonucleic acid), viruses, coal, and graphite. [2] Although her works on coal and viruses were appreciated in her lifetime ...
Hace 3 días · The Marquess of Queensberry Rules have been the general rules governing modern boxing since their publication in 1867. [39] A boxing match typically consists of a determined number of three-minute rounds, a total of up to 9 to 12 rounds with a minute spent between each round with the fighters resting in their assigned corners and receiving advice and attention from their coach and staff.
Hace 3 días · Causes of World War I. European diplomatic alignments shortly before the war. The Ottomans joined the Central Powers shortly after the war started, with Bulgaria joining the following year. Italy remained neutral in 1914 and joined the Allies in 1915. Map of the world with the participants in World War I c. 1917.
Hace 1 día · The 205 listed states can be divided into three categories based on membership within the United Nations System: 193 UN member states, [1] 2 UN General Assembly non-member observer states, and 10 other states. The sovereignty dispute column indicates states having undisputed sovereignty (188 states, of which there are 187 UN member states and 1 ...
Hace 4 días · Cambridge, city (district), administrative and historic county of Cambridgeshire, England, home of the internationally known University of Cambridge. The city lies immediately south of the Fens country (a flat alluvial region only slightly above sea level ) and is itself only 20 to 80 feet (6 to 24 metres) above sea level.
Hace 2 días · During the 1983–2005 Second Sudanese Civil War, people were taken into slavery. [12] Evidence emerged in the late 1990s of systematic child slavery and trafficking on cacao plantations in West Africa. [13] Slavery in the 21st century continues and generates an estimated $150 billion in annual profits. [14]
Hace 4 días · There is no better example than the Seventh Marquess of Londonderry whose life from 1878 to 1949 spanned and mirrored the period. The Londonderrys had enjoyed immense wealth in land and minerals in Britain and Ireland for centuries, played leading roles in Parliament and the state, and in an earlier time the Seventh Marquess would have continued in the family tradition of patrician prominence.
