stratification

Converse of object

• allow: Even before new drugs are developed, the genetics of complex diseases will have an impact in allowing stratification of patients for drug trials.
• increase: In many areas, this social stratification increased in the Bronze Age with the elite buried in single tombs with all their finery.
• base: It would have cause essentially one layer with some stratification based on particle size possibly, the larger particles being at the base.
• require: Sow seed of plants which require stratification See below for information about stratifying seeds.
• use: Smith's data were derived from CHS data, the sample for which was collected using regional stratification of Northern Ireland into three areas.

Adjective modifier

• thermal: Statistical quantification of the effect of thermal stratification on patterns of dispersion in a freshwater zooplankton community.
• vertical: Due to the vertical stratification of salinity the sun's heat is stored in this layer, resulting in high summer surface temperatures.
• social: The social stratification of English in New York City.
• stable: If there is a stable stratification they may also become less buoyant as the ambient air becomes less dense.
• economic: Thus, the need for cash shapes both coping strategies and local social and economic stratification.

Modifies a noun

• system: The land base has been partitioned into 15 Land Classes using a stratification system developed by the ITE.
• effect: No association studies in COPD have been reported which used family-based controls, a study design which is immune to such population stratification effects.

Noun used with modifier

• gender: Thus the demands of eucharistic fellowship challenge patterns of social and gender stratification.
• density: Density stratification of the water column is well developed over much of the area in the summer.
• risk: However, risk stratification of AML based on these methods is still incomplete.
• population: No association studies in COPD have been reported which used family-based controls, a study design which is immune to such population stratification effects.
• class: It's unfortunate that the whole of our education system is riddled with class stratification.

Preposition: in

• society: This is 'one of the foundations of social stratification in democratic societies ' .

Preposition: of

• patient: Even before new drugs are developed, the genetics of complex diseases will have an impact in allowing stratification of patients for drug trials.
• society: The world of the queuers also reflected the stratification of Moroccan society.