1 Oct 9, 2015 Eli Lilly to Expand Its NYC Labs at Alexandria Center The Wall Street Journal. 2  Oct 6, 2015 Health-Stock Selloff Saps Marketâs Momentum The Wall Street Journal. 3  Oct 6, 2015 Global Stocks Lose Momentum Dow Jones Newswires.
FÃ¶rster resonance energy transfer. FÃ¶rster resonance energy transfer (FRET), fluorescence resonance energy transfer (FRET), resonance energy transfer (RET) or electronic energy transfer (EET) is a mechanism describing energy transfer between two light-sensitive molecules (chromophores).
When you fret, you worry so much about something that it eats away at you. Many people fret about taking standardized tests, but really, they're nothing to sweat. Fret comes from the Old English word freton which means to devour like an animal. When you fret over something, it consumes your thoughts. If you tell your mother to not fret about you while you're at a sleepover camp, you're telling her to not worry about you too much.