11.   For example, Friedman said, it is possible that fat cells adjust their leptin production in response to different dietary compositions.

12.   Is it distance or safety or a neighborhood with a different ethnic composition?

13.   Last week the House approved a tax cut of the same size but of a different composition.

14.   More wonderfully different compositions and improvisations from an alto saxophonist who is taking the mainstream and playing with it, adding all sorts of harmonies, textures and rhythms.

15.   Planets like Earth and Mars, which condensed as hot balls and lost most of their primeval atmospheres, have very different compositions.

16.   The States, says Bongiovanni, is not as musically homogenous as many think, pointing to the success of different radio formats as well as different ethnic compositions.

17.   They could have different compositions.

18.   The different compositions of the nuclei would depend on the part of the solar system in which individual comments were born.