If you open up a computer, you will find it is composed mainly of bugs.
System software helps to increase the functions of hardware for supporting various application.
All the parts of an Apple computer make it work.
Lung ingesting air then distributing to various parts of the body through the blood.
Kidneys, bladder urethra, ureters, colon, rectum, and lungs (they excrete CO2).
The parts that make the nervous system are the brain and the spinalcord
computer system
You could make a wooden shell to stick a computer in, but you can't make the working parts out of wood.
The three major parts of the circulatory system are the heart, the blood, and the blood vessels.
The devices that make up a computer system are collectively called computer hardware. A complete computer system must however also have software.
The physical components that make ups computer system are the Central Processing Unit (CPU), the Hard Drive (data storage), the Motherboard, the Optical/Disc drives (CD readers and the like), the Power Supply Unit (PSU), the external parts (the case, speakers, monitor, mouse, keyboard, etc.) and numerous fans and cables inside the computer.
Just a flat and a Philips screw driver and may be a small plier (may not be required) should be enough. Overall it will depend on the model of the computer and types of screws used. Make sure you remove power cables from the machine and monitor. Disconnect all the cables from various parts and then open up the system if needed. - Neeraj Sharma.
by executing part by part.