Home Â» Photon. Definition. noun, plural: photons. (physics) A quantum unit of light energy or electromagnetic radiation. Supplement. A photon is a quantum of radiant energy with a visible wavelength. It is an elementary particle that is its own antiparticle. It is a discrete concentration of energy. It is a massless elementary particle that moves at the speed of light. It has no electric charge 1 and is stable.
CC is short for Copy Cat. Read the Be An Original poem on wowzone. Meet CC! CC, the first successful cloned cat, was introduced to the world on Valentine's Day, February 14, 2002. She was born on December 22, 2001, and... She is as cute as a button, said a spokeswoman for Texas A&M, where the work was done with a grant from philanthropist John Sperling's Apollo Group Inc..
The first cloned animals were tadpoles, and were created in 1952 by Robert Briggs and Thomas J. King. But the world really sat up and took notice of cloning with the birth of Dolly the sheep in 1996. She was the world's first cloned mammal. Since then we've had a whole succession of animal cloning world firsts-that is the first successful birth of a cloned animal from a number of different species.