91.   The richness comes in part from the grasses, drought-resistant strains that evolved over millions of years.

92.   The research into diabetes evolved over time.

93.   The school will contact the participants a year later to determine how e-mail relationships have changed and evolved over time.

94.   The standardization movement also evolved over centuries.

95.   The tournament has evolved over the years into a sometimes excellent but mostly pretty good stop on the circuit.

96.   The theory that living objects have evolved over time is taught in biology and included in several textbooks, said Kevin Singer, associate superintendent.

97.   The vibroacoustic barrier created by the trans-Caspian oil pipeline may fatally change the migration routes of Russian sturgeon shoals that evolved over hundreds of thousands of years.

98.   The threshold for removing children from their families is loosely defined, varies between communities and evolves over time.

99.   The TRW plan, on the other hand, would evolve over time.

100.   Their relationship has slowly changed, evolved over the years.