Sentence examples for were extremely infrequent from inspiring English sources

Instances where a pathogen was detected in the absence of a detectable bacterial indicator were extremely infrequent; thus, the fecal indicators were conservative surrogates for a variety of pathogenic microorganisms in this agricultural setting.

Triplets of the same amino acid were extremely infrequent (less than 0.2%) (Figure 2d).

Mutations in the RAS genes were extremely infrequent (HRAS, n = 1/60, with no mutations in KRAS and NRAS) and mutations in EGFR notably absent.

The preserve's jagged backcountry is mountain lion terrain, although sightings are extremely infrequent.

Second transplants are extremely infrequent, less than 1percentt of cases, and rarely are they done because of blood-type mix-ups.

Food delivery to nest is extremely infrequent when the nestlings are young, averaging ≤ 1 delivery per parent per hour (Skutch 1948, Riehl 2005).

Intraocular metastasis of cutaneous melanoma is extremely infrequent.

We listed this particular type because we wanted to see if U.S. companies were prepared for crises that are extremely infrequent if not improbable.

Bruce Knauft, the anthropologist whose research is cited on this chart, reports that warfare is "rare" among the Gebusi, writing, "Disputes over territory or resources are extremely infrequent and tend to be easily resolved".

Conditional release should be extremely infrequent.

Calcium gluconate use was extremely infrequent.