Yeast is responsible for the transformation of sugars into alcohol.

Armstrong is not solely responsible for Trek's growth into a $500-million-plus company.

It is responsible for investigation into various crimes and national security.

It is responsible for investigation into various economic crimes and tax evasion.

He was responsible for the introduction of the little owl into England in the 1880s.

"She's definitely responsible for getting me outside and into the sunlight."

They are also responsible for the introduction of Falcon into service.

These people are believed to be responsible for a number of the raids into Kenya.

I was responsible for the expansion of the original four books into the seven that now make up the series.

They let me know he was probably responsible for a second intrusion into my e-mail account.