“果蝇”造句

生物班的学生研究了果蝇的繁殖.
The biology class studied the generation of fruit flies.

射线对于果蝇的遗传产生强烈的作用.
Radiation has a strong effect on the heredity of fruit flies.

果蝇的一种实验品系,翅膀缩小,称为残翅.
One laboratory stock of Drosophila melanogaster has very reduced or vestigial wings.

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