Meanings of raises critical in English

A Chara - Mary Harney's continuing support for Michael McDowell raises critical questions about her own political judgment.

My heart tells me it is true even when my mind, trained in scientific observation, raises critical questions.

It raises critical issues not only for consumers but also for food industries and the way they process their products.

The detection of noncoding transcription at multiple enhancers within the mammalian genome raises critical questions regarding whether and how this activity contributes to enhancer function.