1 2 3 1 _ _ _ 2 _ _ _ 3 _ _ _ ACROSS 1) a graphical record of electrical activity of the brain; produced by an electroencephalograph 2) to a degree exceeding normal or proper limits 3) (biochemistry) a long linear polymer found in the nucleus of a cell and formed from nucleotides and shaped like a double helix; associated with the transmission of genetic information DOWN 1) a system for screening luggage in airports; an agent passes a swab around or inside luggage and then runs the swab through a machine that can detect trace amounts of explosives 2) the longest division of geological time 3) a state of southwestern india; a former portuguese colony ** Scroll down for solution. ** Are you sure you want to peek? eeg too dna