Turn the given fact into a question by a simple rearrangement of words. This typically involves replacing some part of the given fact with a WH word. For example, replacing the subject of the provided fact with the word "what" can form a valid question. Don't be creative! You just need to rearrange the words to turn the fact into a question - easy! Don't just randomly remove a word from the given fact to form a question. Remember that your question must evaluate scientific understanding. Pick a word or a phrase in the given fact to be the correct answer, then make the rest of the question. You can also form a question without any WH words. For example, "A radio converts electricity into?"

Q: Fact: Cynodonts became therapsids as they continued to evolve.

A: Cynodonts became what as they continued to evolve?
****
Q: Fact: Organisms that live in marine biomes must be adapted to most of the water on the planet.

A: Organisms that live in marine biomes must be adapted to most of the what on the planet?
****
Q: Fact: negative feedback controls insulin secretion by what produces glucagon.

A:
what controls insulin secretion by that which produces glucagon?
****