| 1. | Some individuals may have a natural resistance to a particular infectious disease.
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| 2. | But this weakens the wool and destroys its natural resistance to water.
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| 3. | There's a natural resistance to it _ it's part of human nature ."
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| 4. | There is very little natural resistance to the disease in wheat.
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| 5. | They developed natural resistance to disease and are able to forage on marginal vegetation.
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| 6. | Warmer seas and chemical pollution are lowering the natural resistance of marine organisms to infections.
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| 7. | People without natural resistance are migrating to malarial areas.
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| 8. | And to do it, the companies have to overcome the customers'natural resistance to new technologies.
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| 9. | All potatoes and tomatoes are susceptible to PSTVd and there is no form of natural resistance.
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| 10. | Their hooves are harder than horses', and they show a natural resistance to disease and insects.
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