1. Trachea itself is not considered a complete organ. It is a part of the breathing system and the only airway to the lungs.
2.Yes rigid organs.
3. Rigid organs constitute part of the endoskeleton of vertebrates.
Answer:
it will be a neuron
Explanation:
it will be unipolar neuron.it has a branch also
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Observing the aggression of the other groups
