Charles Robert Darwin (12 February 1809 – 19 April 1882 ) was an English naturalist . After becoming eminent among scientists for his field work and inquiries into geology , he proposed and provided scientific evidence that all species of life have evolved over time f more
Helicobacter pylori () is a Gram-negative , microaerophilic , and acidophilic bacterium that infects various areas of the stomach and duodenum . Many cases of peptic ulcer s, gastritis , duodenitis , and perhaps some cancer s are caused by H. pylori infections. However, man more
Médecins Sans Frontières
Médecins Sans Frontières () (English : Doctors Without Borders, its official name in the United States ) is a secular humanitarian-aid non-governmental organization best known for its projects in war-torn regions and developing countries facing endemic disease .
Louis Alexander Slotin (December 1 , 1910 – May 30 , 1946 ) was a Canadian physicist and chemist who took part in the Manhattan Project . He was born and raised in the North End of Winnipeg , Manitoba . After earning both his Bachelor of Science and Master of Science degrees fro more
Sequence alignment In bioinformatics , a sequence alignment is a way of arranging the primary sequence s of DNA , RNA , or protein to identify regions of similarity that may be a consequence of functional, structural , or evolution ary relationships between the sequences. Aligned sequences of nucl more