Search results
Results from the WOW.Com Content Network
Ricin (/ ˈ r aɪ s ɪ n / RY-sin) is a lectin (a carbohydrate-binding protein) and a highly potent toxin produced in the seeds of the castor oil plant, Ricinus communis.The median lethal dose (LD 50) of ricin for mice is around 22 micrograms per kilogram of body weight via intraperitoneal injection.
"My Country, 'Tis of Thee", also known as simply "America", is an American patriotic song, the lyrics of which were written by Samuel Francis Smith. [2] The song served as one of the de facto national anthems of the United States (along with songs like "Hail, Columbia") before the adoption of "The Star-Spangled Banner" as the official U.S. national anthem in 1931. [3]
According to the Guinness World Records, this is the world's most poisonous common plant. [22] If ricin is ingested, symptoms commonly begin within two to four hours, but may be delayed by up to 36 hours. These include a burning sensation in mouth and throat, abdominal pain, purging and bloody diarrhea.
The song was first formally published in the 1870s for the Fisk University Jubilee Singers after being written by Wallace Willis, a Native American slave before the American Civil War.
The two main types of work song in England are agricultural work songs, usually are rhythmic a cappella songs sung by people working on a physical and often repetitive task, like the 'Harvest song' common in south-west England. [107] The songs were probably intended to increase productivity while reducing feelings of boredom. [108]
World War I produced many patriotic American songs, such as "Over There", written by popular songwriter George M. Cohan. Cohan composed the song on April 6, 1917, when he saw some headlines announcing America's entry into the war. [6] Cohan is also famous for penning "Yankee Doodle Dandy," an over-the-top parody of patriotic music.
Lee Greenwood will celebrate the 40th anniversary of his iconic anthem “God Bless the USA” – a love letter to the country – and at 81 years old, he has no plans to slow down.
The First New England School is usually considered the first uniquely American invention in music. The most characteristic feature was that the voices, male and female respectively, doubled their parts in any octave in order to fill out the harmony; this generated a texture of close-position chords that was unknown in European traditions.