protection
The major function of an operating system is to manage all resources of a system.
The major function is to provide a motive force. It may be a static engine or a mobile one.
the major function is food
The major function of the US Executive Branch is to carry out the laws and run the government.
The major function of leaves is to photosynthesize.
The muscle tissue's main function is to contract.
The major function of the Axial Skeleton is to provide central support for the body and protect the internal organs
the major function of the respiratory system is to get oxygen to the blood so it can carry it to every cell in the body.
The major function of the exoskeleton, like for all arthropods, is arguably to protect the soft body inside.
The major function of the exoskeleton, like for all arthropods, is arguably to protect the soft body inside.
pupil
Breathing