Example sentences of "of [noun sg] be found to be " in BNC.

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1 The presence of moisture was found to be necessary to promote chemical weathering and weaken the rock sufficiently for disintegration to occur .
2 The average relative abundances of all skeletal elements for three species of owl were found to be as follows : great horned owl , 51.5 per cent ; barn owl , 62.7 per cent ; and screech owl , 46.5 per cent ( Dodson & Wexlar , 1979 ) .
3 The rates of metabolism of butyrate ( Fig 2 ) and of glutamine were found to be roughly linear for at least three hours .
4 Monitoring work has been carried out and levels of pollution were found to be well below the danger level .
5 Oral and intragastric infusions of beer were found to be potent stimuli of gastric acid secretion , with a response of over 95% of that produced by pentagastrin .
6 Reproducibility was checked with six biopsy specimens from adjacent sites in a single patient and coefficient of variation was found to be 12% for butyrate metabolism expressed per µg protein per hour and 18% for glutamine metabolism .
7 In fact , a lack of care was found to be a vulnerability factor in the absence of maternal loss , while the reverse was not true .
8 And in a study of births to girls aged 12–16 in hospitals of Liverpool , England , variations in the incidence of anaemia were found to be attributable to social class , not age .
9 Synthetic drugs such as quinacrine and chloroquine , were developed to replace natural quinine but some strains of malaria are found to be resistant and doctors are using quinine again to treat malaria in Vietnam , fortunately , trees grow well in Java which is now the main global source .
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