what is the relationship between radiopharmaceuticals, tracers, and radionuclides?\na tracer is part of a…

what is the relationship between radiopharmaceuticals, tracers, and radionuclides?\na tracer is part of a radionuclide, which functions as a radiopharmaceutical.\na radionuclide is part of a radiopharmaceutical, which functions as a tracer.\na radiopharmaceutical is part of a radionuclide, which functions as a tracer.\na tracer is part of a radiopharmaceutical, which functions as a radionuclide.
Answer
Brief Explanations:
A radiopharmaceutical is a drug - like substance that contains a radionuclide. A tracer is a substance that can be used to follow the movement of a particular substance or process. A radionuclide within a radiopharmaceutical can act as a tracer. So a radionuclide is part of a radiopharmaceutical, which functions as a tracer.
Answer:
A radionuclide is part of a radiopharmaceutical, which functions as a tracer.