1 What are T W Engelmann and Melvin Calvin famous for?

Does the word pen have a long e sound? What athlete's name starts with the letter j? Where do you find the item that evolves a Magmar to a Magmortar? At what date did color telivision start? Retired Webkinz and you have no idea what his code is what do you do? Where to find Sensei Wu on Lego universe? What happens if you play Nicol bolas planes walker and Nicol bolas? What do you do with chunky alien eggs? What is another word minor experience? What is a Russ troll doll item number 18448 worth? What are some five letter words with 1st letter L and 2nd letter A and 3rd letter S and 5th letter I? What do these letters spell o o t r c h? What is a 4 letter word that starts with U? What 9 letter word can you spell using p o p w r k a r e? Formula for tower of hanoi? What are the names of musicals that begin with the letter K? Where is the cat in the impossible puzzle? In a game of chess when you get a pawn to the other side what do you do? Clothing starting with p? In chapter 4 of paper Mario the thousand year door how do you find the p to tell doopliss his name?

1 What are T W Engelmann and Melvin Calvin famous for?