1. Arthropod appendages evolved into different forms.
2. The early body plan was modified gradually.
3. Appendages of living arthropods include wings, flippers, and mouthparts.
True. That is the definition of evolution.
sorry, you cannot prove that something is true if it is not true!
An arthropod
True.
Vectors of the arthropod.
As the arthropod grows up, the exoskeleton sheds in order for the arthropod to grow inside of it.
True
arthropod
yes a beetle is an arthropod
The Blowjob arthropod family
A crab is an arthropod.
That depends on who you ask. Some even believe both are true - 'Theistic Evolution.'