(1) Queller: Where's the key chain?

(2) Queller: Oh, no. Who are you now?

(3) Queller: Do you remember its color? Size?What it's made of? Anything at all?

(4) Headmistress Queller, I have something to tell you. I must say[http://], your file reads more like a rap sheet.

(5) Research by Dr. Queller and Dr. Strassmann has revealed some reasons the slime-mold world has not been overwhelmed by these cheats.

(6) Queller: Watch him go, students. Who wants to be next?

(7) David Queller and Joan Strassmann, a husband-and-wife team of Dictyostelium experts at Washington University in St. Louis, have found that some strains of the slime mold are natural-born cheats.

(8) I'm ms. Queller, The new headmistress at constance. It's unfortunate that we meet under these circumstances.

(9) "It would be great if something came out of this, " says evolutionary biologist David Queller from Rice University in Houston, Texas, who was also at the meeting.

(10) For researchers who want to understand the evolutionary history of the genes that drive cooperative behaviour, bacteria offer both promise and problems, says Queller.