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

Ex Input:
The vascular structure functions as a framework that reinforces the shape of the leaf.

Ex Output:
What functions as a framework that reinforces the shape of the leaf?


Ex Input:
The cells in the follicle undergo physical changes and produce a structure called a corpus luteum.

Ex Output:
The cells in the follicle undergo physical changes and produce a structure called a what?


Ex Input:
During photosynthesis, energy from the sun is converted to glucose after entering a plant.

Ex Output:

During photosynthesis, what is energy from the sun converted to after entering a plant?