Example sentences of "acts [prep] a [noun] " in BNC.

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1 For one thing , there is a tremendous amount of scrubland nearby — especially on the flanks of the Cheddar Gorge — and this acts as a reservoir for foxes .
2 The esoteric tradition relates that all physical , moral and psychic energy patterns emitted throughout time are imprinted in this sub-strate or background of primordial ‘ pre-matter ’ , which acts as a reservoir of information and is referred to as ‘ the first stadium in the evolution of matter ’ .
3 It seems to me that anorexia nervosa acts as a metaphor for all the problems of adolescence .
4 This plasmid contains a ‘ telomeric cassette ’ of two 0.5 kbp telomeric DNA fragments in opposing orientations flanking the kan r gene which acts as a stuffer fragment and selectable marker .
5 The alcohol acts as a co-surfactant , partitioning between the micelle layer and the bulk solvent .
6 And this , as once again Wollheim argues , though it may not lead to action like that in the representation , acts as a lure to the formation of fresh dispositions to act — of fresh desires .
7 Rather , the story acts as a framework for a series of ornamental tours de force .
8 Reforms aimed at refashioning the welfare state , so that it acts as a floor on which the underclass can build by their own efforts , rather than a ceiling through which it is impossible for them to pass , are considered in Part IV .
9 In the image the tribe acts as a unit only when people need it , and at all other times it is only a possibility , a concept in their minds .
10 The liquids obtained by both these methods of preparation are then diluted with an equal volume of brandy , which acts as a preservative .
11 As trustees we have a responsibility to respect the natural world , which acts as a constraint on even our need to pollute it to keep costs down .
12 But the caveat that was applied to affection applies even more strongly to status : it only acts as a constraint in settings where criminal activity is generally unfavourably evaluated .
13 In all of these cases — anxiety , blood pressure , or psychotic temperament — the underlying trait , as well as describing differences between people , also acts as a disposition to the appropriate dysfunction to which it contributes .
14 Adjudicates resource disputes between individual services and acts as a clearing house for individual service proposals .
15 At present , the region acts as a clearing house and Lothian region gives the college a great deal of autonomy .
16 She is critical of Ogden 's assertion that ‘ women diet because they hate themselves ’ , instead speculatively suggesting that since ‘ fashion acts as a vehicle for fantasy ’ , women may be motivated by ‘ self-love ’ rather than ‘ self-hate ’ to diet .
17 Roadburg surmises that adolescent gang violence against persons and property is common to both societies , but that soccer acts as a vehicle of expression for deprived or disaffected youth in Britain in a way which is not possible in America .
18 It also acts as a vehicle for the Beefeater manager to structure career development .
19 It also acts as a standby in case of breakdown elsewhere in the brewery .
20 It therefore acts as a springboard to freedom .
21 Individual work can be catered for by drill and practice programs and pupils who have advanced beyond others or who have a problem in class , may move aside to the microcomputer and go through a program which acts as a revision aid or reinforcement medium .
22 Nor do I feel compelled to depart from that conclusion by the fact that , under the present practice , a local authority which acts as a relator in a relator action is required to give an undertaking in damages even though it is so proceeding in order to enforce the law in the public interest .
23 The Japanese company Casio , which developed the TV , has also made two novel wristwatches : one acts as a thermometer ; the other translates English into spanish and vice-versa from a dictionary of 1711 words .
24 Each node acts as a name for the set of examples near it .
25 Each OR symbol acts as a name for the set of symbols { P , Q , R , … } on the right sides of its productions .
26 ( David and Margot Wizansky have no financial interests in the properties , but their company acts as a consultancy and can provide a management service . )
27 The lowest layer is patented as the ‘ nanokernel ’ and acts as a substrate for the other layers .
28 ‘ So presumably the water acts as a coolant ? ’
29 Efforts to identify the coeliac toxic amino acid sequence , which presumably acts as a T cell immunogen , have focussed on the wheat prolamin , gliadin , whose four subfractions α , Β , and γ , are thought to be toxic to patients with coeliac disease .
30 If this enhancement is then linked with a resource which acts as a facilitator and so allows the child to record his or her thoughts in a form which reflects the hard work , the child 's self-image , self-esteem and self-confidence can be further enhanced .
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