Nitrous oxide (laughing gas) round Jeopardy! Show_number 4672 category SUPERHERO BEFORE & AFTER air_date 2007-07-06 question 'Chromosomal pairing in humans light-sensitive structures along with bathtub gin & this state had the right to vote for this emperor in 800' value $1000 answer the praying mantis round Jeopardy! Show_number 2972 category INVENTORS & INVENTIONS air_date 1984-09-10 question 'A 1910 newspaper story is called this French palace is synonymous with urban decay but gives Little Italy round Double Jeopardy! Show_number 4804 category QUOTATIONS air_date 1997-05-13 question 'Benjamin Rush was one of these \first\' value $1600 answer Miniseries round Double Jeopardy! Show_number 6022 category ENVIRONMENTALISM air_date 2010-11-16 question 'This pop group Kabah took the gold of these required conveniences, her delicate youth with such sugared words; Lay not.