Given scientific fact as input, generate the question from this fact such that it can be answered from the input.

Q: Circannual behavioral rhythms are linked to the yearly cycle of seasons.

A: What type of behavioral rhythms are linked to the yearly cycle of seasons?
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Q: The pressure of ocean water increases rapidly as the water gets deeper.

A: What property of ocean water increases rapidly as the water gets deeper?
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Q: Only animals have muscle tissue and nervous tissue.

A:
Only animals have muscle tissue and what other type of tissue?
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