Example sentences of "be necessary for [verb] " in BNC.

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1 A second footprint ( footprint I ) was observed between deletions Δ71 and Δ72 ( nucleotides -495 to -527 ) , in the region known to be necessary for maintaining transcriptional strength .
2 That is , it is sufficient that the constable is assaulted during his working hours , and the policeman 's ‘ duty ’ becomes ‘ whatever the police officer considers to be necessary for doing the job . ’
3 This tool will also be necessary for bending 28mm pipe .
4 VISCOUNT CAVE L.C. : No doubt there is an absolute unconditional obligation binding the police authorities to take all steps which appear to them to be necessary for keeping the peace , for preventing crime , or for protecting property from criminal injury ; and the public , who pay for this protection through the rates and taxes , can not lawfully be called upon to make a further payment for that which is their right …
5 Thus it seemed , from our work and that of many other labs at about the same time , that brain RNA and protein synthesis were necessary for learning and memory formation , and that the field of biochemical memory research had taken a flying leap forward .
6 I had known , of course , that the signatures of two doctors were necessary for certifying the insane , and found myself saying , ‘ But he 's not mad .
7 The replacement of the adjustable peg by floating implies that fewer rules of conduct are necessary for coordinating the system of exchange rates .
8 The functions of the Advisory Committee will be to advise on questions that arise as to what qualifications are necessary for providing legal services connected with litigation and what requirements are necessary to ensure proper standards of conduct .
9 Such grammars are used to define languages , which themselves are necessary for describing other tasks .
10 He must also take such steps as are necessary for protecting any property of the estate but is not under an obligation to do anything which would involve him in expense ( s 287(3) ) .
11 He made the point that Community institutions and common rules are necessary for running common policies like those claimed for the single market , but that in areas such as foreign policy , co-operation should remain a matter for member governments accountable to the national parliaments .
12 This result suggests that unfilled pauses are necessary for planning spontaneous speech .
13 The deletion analyses presented in this report demonstrate that an 80 bp fragment of the histone H1 distal promoter region is necessary for maintaining transcriptional strength in undifferentiated F9 cells .
14 lot of the people who are complaining here are people who are complaining that their an assessment has been made which was very much lower than is necessary for bringing up children .
15 Practice is the repetition of responses and is necessary for learning to become permanent .
16 Precision glass capillary tubing is necessary for making micropipettes for disaggregating embryos and handling single cells ( e.g. GC 100–15 : Clark Electromedical Instruments ) .
17 Vitamin B6 is necessary for keeping blood healthy .
18 One of the hypotheses which will be tested is that comprehension of the logical character of ‘ mental state verbs ’ is necessary for understanding that some sentences are true in virtue of their form alone ( eg ‘ The father is a man ’ ) .
19 Such research is necessary for understanding the mental processes involved in object recognition ; how object recognition may develop ; and , how such recognition breaks down in certain cases of brain damage .
20 The incidence rate is necessary for studying the causal factors associated with illness , but the prevalence rate is better at reflecting the cost of disease to a community .
21 They must , however , be present and as highly developed as is necessary for working efficiency .
22 Despite students ' insistence , as we saw earlier , that physics was a subject concerned with ‘ understanding ’ , note-taking in lectures was necessary for learning and examination revision .
23 This was undoubtedly due partly to the war and partly because the statutes contained criteria which were felt to be less justiciable : if the minister stated that a regulation concerning trademarks was necessary for securing the safety of the realm the court would not adjudicate upon this .
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