Sentence examples for this is an exception to from inspiring English sources

Despite the impressive germination after cryopreservation with PVS2, this is an exception to the general trend observed in this study.

This is an exception to the rule that the first branch vessel containing the carotid artery is opposite to the side of the arch.

This is an exception to the pure color or wet-into-wet mixing generally seen in the underlying paint layers; for example, see sample X20, taken from an area of the portrait where the edge of the sitter's jacket meets the yellow cushion behind him.

While it might be hard to imagine an Instagram-themed video actually working in 2016, this is an exception to the rule.

This is an exception to the rule that passive income (interest, dividends, royalties, etc). is treated as taxable income even if it is not brought back to the United States.

This is an exception to the previous rule as we don't consider these to be paralogs.

This was an exception to the general course of reaction.

This was an exception to the highly variable domain sequences found in most tracts and most likely reflects recent duplications known to expand repeat protein domains through strand misalignment during DNA replication [ 26] or other mechanisms [ 7].

Note: This recipe is an exception to not adding seasonings when the beans cook.

Let me be clear: This unfortunate situation is an exception to the rule.

This particular song is an exception to that rule.