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

Q: Breast cancer is the most common type of cancer in adult females.

A: What is the most common type of cancer in adult females?
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Q: Sodium-potassium pumps help nerve cells establish a voltage across their plasma membranes.

A: Sodium-potassium pumps help nerve cells establish a voltage across their what?
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Q: Deposition occurs where the water motion slows.

A:
What occurs where the water motion slows?
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