Hydrocarbons, with which fruit flies perfume themselves in species-specific blends, are known to be important in courtship, and apparently this assists flies that taste the hydrocarbons on prospective mates to distinguish their own species from that of others.
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Aand apparently this assists flies that taste the hydrocarbons on prospective mates to distinguish their own species from that of
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Band apparently this assists flies when they taste the hydrocarbons on prospective mates in distinguishing their own species from those of
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Cwhich apparently assists flies that taste the hydrocarbons on prospective mates in being able to distinguish their own species from
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Dapparently assisting flies to taste the hydrocarbons on prospective mates to distinguish their own species from those of
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Eapparently assisting flies that taste the hydrocarbons on prospective mates in distinguishing their own species from
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正确答案: E