Meanings of raises complex in English

But it raises complex questions of sovereignty and who will foot the bill.

But the conjecture alone raises complex legal and ethical issues.

This unusual combination raises complex questions regarding the pathogenesis of this type of renal injury.

The introduction of clinical genome-wide sequencing raises complex issues regarding the management of incidental findings.

Yet even in this incessantly wet summer, there have been harsh reminders that water supply raises complex questions for the political and planning systems.