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Anglo-Chinese School (Independent) (ACS(I)) is an independent Methodist secondary school in Dover, Singapore.Founded in 1886 by Reverend William Fitzjames Oldham, it was recognised as an International Baccalaureate World School in 2005, and has since consistently ranked among the top three schools worldwide that offer the IB Diploma Programme.
Naegleria fowleri, also known as the brain-eating amoeba, is a species of the genus Naegleria.It belongs to the phylum Percolozoa and is classified as an amoeboflagellate excavate, [1] an organism capable of behaving as both an amoeba and a flagellate.
In 1874, a group of American chemists gathered at the Joseph Priestley House to mark the 100th anniversary of Priestley's discovery of oxygen.Although there was an American scientific society at that time (the American Association for the Advancement of Science, founded in 1848), the growth of chemistry in the U.S. prompted those assembled to consider founding a new society that would focus ...
Acute coronary syndrome (ACS) is a syndrome due to decreased blood flow in the coronary arteries such that part of the heart muscle is unable to function properly or dies. [1] The most common symptom is centrally located pressure-like chest pain, often radiating to the left shoulder [2] or angle of the jaw, and associated with nausea and sweating.
Cyanobacteria such as these carry out photosynthesis.Their emergence foreshadowed the evolution of many photosynthetic plants and oxygenated Earth's atmosphere.. Biological carbon fixation, or сarbon assimilation, is the process by which living organisms convert inorganic carbon (particularly carbon dioxide, CO 2) to organic compounds.
The IEEE traces its founding to 1884 and the American Institute of Electrical Engineers.In 1912, the rival Institute of Radio Engineers was formed. [6] Although the AIEE was initially larger, the IRE attracted more students and was larger by the mid-1950s.
The Siemens ACS-64, or Amtrak Cities Sprinter, is an electric locomotive designed by Siemens Mobility for use on the Northeast Corridor (NEC) and the Keystone Corridor in the northeastern United States. The design was based on locomotives Siemens created for use in Europe and Asia, but with changes to comply with American standards.
It remains unclear why Baeyer chose to name the compound that he discovered "barbituric acid". In his textbook Organic Chemistry, the American organic chemist Louis Frederick Fieser (1899–1977) initially speculated that the name stemmed from the German word Schlüsselbart (literally, the beard (Bart, Latin: barba) of a key (Schlüssel), that is, the bit of a key), because Baeyer had regarded ...