Given a scientific question, generate a correct answer to it.
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Question: Radioisotopes may vary greatly in their rate of decay, decaying faster if their nuclei are more what?

Answer: unstable

Question: Which organelle is made up of 5 to eight cup shaped, membrane covered stacks of discs known as cisternae?

Answer: golgi apparatus

Question: Wavelength and frequency are defined in the same way for electromagnetic waves as they are for which other waves?

Answer:
mechanical