The digestive vacuole was more numerous in rats, mice, rabbits and monkeys than in dogs and cats.
消化泡以大鼠、小鼠、兔和猴的数量最多,狗和猫的较少。
This coexistence of digestive channel system and round vesicles in the three ciliates is the transitional form of digestive organelle in ciliates, and suggests that the digestive channel system evolved from the food vacuole.
并推测这种消化腔隙与小圆泡共存是纤毛虫消化胞器由食物泡演化为消化腔隙系统的中间形式。
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