In this task, you are given a question and an answer, you would be asked to create the sentence based on the Question-Answer provided. It should be contained within the Question-Answer provided.

Q: Question: What is the name for a series of changes in the reproductive system of mature females that repeats every month on average? Answer: menstrual cycle

A: Menstrual cycle is the name for a series of changes in the reproductive system of mature females that repeats every month on average.
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Q: Question: Fruit fly and brine shrimp hox genes have evolved independently for how long? Answer: 400 million years

A: Fruit fly and brine shrimp hox genes have evolved independently for 400 million years long.
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Q: Question: What kind of waves are used in radar guns? Answer: microwaves

A:
Microwaves kind of waves are used in radar guns.
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