| 1. | Some cats never heal, and the excretory phase remains permanently.
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| 2. | Guanine, the major excretory product of ticks, encouraged assembly.
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| 3. | Excretory bladders are located at posterior end of the cercarial body.
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| 4. | An excretory duct was inserted during the surgery in Innsbruck.
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| 5. | The animal lacks respiratory, excretory, and circulatory systems.
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| 6. | He even vaguely conceived of expiration as an excretory process.
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| 7. | The resulting excretory fluid or urine is passed out through the nephridiopore.
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| 8. | A one-way valve connects the pharynx to the excretory canal.
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| 9. | These are excretory systems in phyla Platyhelminthes and are also called blind tubules.
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| 10. | It occurs in modified excretory organs known as Malpighian tubules in the abdomen.
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