TASK DEFINITION: Given scientific fact as input, generate the question from this fact such that it can be answered from the input.
PROBLEM: The majority of human genes have two or more possible alleles.

SOLUTION: How many possible alleles do the majority of human genes have?

PROBLEM: Together, the muscular and skeletal organs are known as the musculoskeletal system.

SOLUTION: Together, the muscular and skeletal organs are known as what?

PROBLEM: Most red algae species live in oceans.

SOLUTION:
Where do most red algae species live?