Answer:
Earthquake occur in the sea of Indonesia instead on the land.
Explanation:
The earthquake in Indonesia have been so less deadly than those in India or Iran, even though it's magnitude was greater than both of them because the earthquake occurs in the sea of Indonesia which is far from the Indonesian land while on the other hand, the earthquake occur on the the land in India and Iran not on the sea which is more deadly as compared to Indonesia even its lower magnitude.
Its made up of microtubules, microfilaments and intermediate filaments. They give the cell shape and organize its parts
The genetic combination of its parents
The immune system, and the excretory system
(Honestly, all of them work to keep us 'healthy', but I believe these are the ones you're looking for)