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

You call elements that contain only atoms of one type of element native elements.
What do you call elements that contain only atoms of one type of element?

Glycolysis is a series of reactions that is common to fermentation and cellular respiration.
What series of reactions is common to fermentation and cellular respiration?

Bones, cartilage, and ligaments make up the skeletal system.

Bones, cartilage, and what other thing make up the skeletal system?