Diversity is unevenly distributed within species an informal presentation of the results in the above paper (Nature 431, 449-452)

Each training participant will be required to make several formal and informal presentations.

Mr. Clinton made an informal presentation of his political platform and then sat on a stool, fielding questions from the audience for about 40 minutes.

Will listened to McCoy, enjoying the old doctor's thoroughly informal presentation.

Parker said he gave Smith "a very informal presentation" that would allow Sanders to be a full-time football player this season.

In a small, informal presentation, Calvin Klein picked "30 of my favorite pieces" to reflect his take on the season.

Richard Feynman gave an informal presentation about his work on quantum electrodynamics.

This quiet informal presentation was made at the request of the Marine's mother.

Sales representatives like Ms. Anderson, meanwhile, are on hand for demonstrations, questions and formal or informal presentations.

Also important are the frequent informal presentations of new duos to children in the class room.