1) Spica is the brightest star in the constellation Virgo. 2) Virgo is the mutable earth sign of the western zodiac. 3) Queen Elizabeth I was born on 7 September 1533, and so is a Virgo. 4) The Virgin Mary translates as Virgo Maria in Latin.
Phosphate group: A functional group characterized by a phosphorus atom bonded to four oxygen atoms (three single bonds and one double bond). One of these oxygen atoms must be bonded to another atom; if not, the structure is a phosphate ion. Generic phosphate group molecular structure.
The phosphate group, with a phosphorus atom (P) at its center, is the source of the acid in nucleic acid. (The phosphate has given up a hydrogen ion, H+, leaving a negative charge on one of its oxygen atoms.)Part of the sugar phosphate backbone in the double helix. The nucleotide is contructed from deoxyribose sugar, phosphate group bonded to a nitrogenous base.