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

[Q]: Axillary buds in the axils of leaves and stems give rise to branches.
[A]: What in the axils of leaves and stems give rise to branches?


[Q]: Ocean ridges formed by marine invertebrates living in warm shallow waters within the photic zone of the ocean are called coral reefs.
[A]: Ocean ridges formed by marine invertebrates living in warm shallow waters within the photic zone of the ocean are called what?


[Q]: A mitotic spindle forms from the centrosomes.
[A]:
A mitotic spindle forms from the what?