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

Input: Consider Input: A desmosome is a cell structure that anchors the ends of cardiac muscle fibers together.

Output: A desmosome is a cell structure that anchors the ends of what fibers together?

Input: Consider Input: Single-celled eukaryotes that share some traits with animals are also called?

Output: Single-celled eukaryotes that share some traits with animals are also called?

Input: Consider Input: The cytoplasm is divided during cytokinesis.
Output: What is divided during cytokinesis?