Sentence examples for becomes challenged from inspiring English sources

Ninar Esber's The Blind Lighthouse, for example, considers the role of the lighthouse and what happens when its position becomes challenged.

Interestingly, the UPR can be viewed as a general response of A. niger, which becomes activated when the secretion machinery becomes challenged by metabolic changes or ER stress conditions.

On the other hand, when this artificial horizon fluctuates at different heights or levels, the brain becomes challenged and engaged, tasking the owner to seek out more information.

"Mitigation becomes challenging".

So I think that that becomes challenging.

Driving becomes challenging when you get older.

However, when the target structure is massive, the impedance measurement becomes challenging.

Google, Amazon, eBay, Yahoo and Priceline are the easy ones; after that it becomes challenging.

Discovery becomes challenging when services span heterogenous and independently administrated domains.

Mixing becomes challenging in microchannels because of the low Reynolds number.

As a result, orientation becomes challenging and a framework to integrate them is required.