Related InterviewSolutions

• What is the main external morphological feature that differentiates platyhelminthes from other worms (nematodes)?
• How many germ layers originate the body of platyhelminthes? In relation to this characteristic how are these animals classified?
• What are the types of digestion and of digestive system of platyhelminthes?
• What is an example of freshwater flatworm? Due to that habitat what is the physiological problem that these animals must solve?
• What is cephalization? How does lateral symmetry favor cephalization?
• How are nutrients distributed by the digestive system in planarias?
• Are flatworms monoecious or dioecious?
• How can asexual reproduction in planarias be described?
• How is gas exchange done in flatworms?
• What is direct development? Is there a larval stage in planarias?