Answer:
cell wall provides protection and structural support
stop spamming please u will get help be relaxed and wait
Phagocytosis is the answer to this one :)
Reproduce and soon take over the island with the ancient power if iguanas, jk jk
though they will reproduce it will depend on the food source and if there is a food source since they are introduced to a new environment they most likely won't have any predators and can eat and move freely as much as they want to.
I hope this helps