Definition of chromophore - an atom or group whose presence is responsible for the colour of a compound. Definition of chromophore - an atom or group whose presence is responsible for the colour of a compound.
El Sereno, Los Angeles. El Sereno is a Los Angeles City neighborhood in the Eastside Los Angeles region of the County of Los Angeles, California. El Sereno as mapped by the Los Angeles Times. Cal State Los Angeles is in the lower right corner.
From Wikipedia, the free encyclopedia. South El Monte is a city in the San Gabriel Valley, in Los Angeles County, California, United States. As of the 2010 census, the city had a population of 20,116, down from 21,144 at the 2000 census.