1 2 3 1 _ _ _ 2 _ _ _ 3 _ _ _ ACROSS 1) an enzyme found in mammals that can catalyze the deamination of adenosine into inosine and ammonia 2) a local and habitual twitching especially in the face 3) the seat within a bishop's diocese where his cathedral is located DOWN 1) a highly unstable radioactive element (the heaviest of the halogen series); a decay product of uranium and thorium 2) a small cube with 1 to 6 spots on the six faces; used in gambling to generate random numbers 3) the smallest whole number or a numeral representing this number ** Scroll down for solution. ** Are you sure you want to peek? ada tic see