instruction:
Given scientific fact as input, generate the question from this fact such that it can be answered from the input.
question:
Eyespots do the cells in the front of a volvox typically develop to help swim towards light.
answer:
What do the cells in the front of a volvox typically develop to help swim towards light?


question:
Most have cells that are not able to exchange gases with the outside environment do multicellular organisms need transport systems.
answer:
Why do multicellular organisms need transport systems?


question:
Electromagnetism is magnetism produced by an electrical current.
answer:

What is magnetism produced by an electrical current?