fact and question: the cell membrane provides support for a cell
Question: If something has a membrane within another thing, it is likely

What's the answer?

answer: able to cry

fact and question: natural magnetism is used for pointing north by a compass
Question: Who would likely need a compass?

What's the answer?

answer: a seaman

fact and question: one year is equal to 365 days
Question: Needing to predict planting and harvesting times and when certain food animals would hibernate, early humans learned repeating weather patterns, star formations and time intervals to realize that

What's the answer?

answer: one year consists of 365 days and nights

fact and question: large fins can be used to move quickly through water
Question: Which likely would win in a race?

What's the answer?

answer:
an orca