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Which of the following is not an Arthropod characteristic?
| 1. | Jointed appendages | 2. | Periodic molting |
| 3. | Closed circulation | 4. | Articulated exoskeleton |
Other Reason
Insects are not characterized by:
1. The main body segments – head, thorax and abdomen
2. Three pairs of legs
3. Two pairs of antennae
4. Excretion by Malpighian tubules
Other Reason

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