Nanobots - They are tiny machines or robots. They are so small that they can move inside the human body, for example, to deliver medicine or repair cells., Nanorobots - They focus on how these microscopic robots work and how they can be used in medicine., Nanotechnology - Is the science that uses very smalll particles to threat diseases and deliver medicine to specific parts of the body., Prosthetics - These are artificial devices that replace missing body parts, such as an arm, leg, or hand, helping people move and function normally again.,

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