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3 Contrast the nervous system seen in planaria (Dugesia) with that seen in Hydra. 4 Distinguish between the processes of
Posted: Tue Jul 05, 2022 7:41 am
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- 3 Contrast The Nervous System Seen In Planaria Dugesia With That Seen In Hydra 4 Distinguish Between The Processes Of 1 (124.49 KiB) Viewed 22 times
3 Contrast the nervous system seen in planaria (Dugesia) with that seen in Hydra. 4 Distinguish between the processes of egestion (or defecation) and excretion, using the flatworm as a model for both processes. 5 Define cephalization and discuss its significance. 6 What is the evolutionary advantage for bilaterally symmetrical, motile animals such as flatworms to have a concentration of nervous tissue and sensory organs located at their anterior end?