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

[Q]: Pleiotropic effects causes symptoms associated with sickle-cell disease.
[A]: What causes symptoms associated with sickle-cell disease?


[Q]: Diffusion process helps absorptive protists absorb food molecules across their cell membranes.
[A]: Which process helps absorptive protists absorb food molecules across their cell membranes?


[Q]: Unicellular eukaryotes are protists normally.
[A]:
What type of eukaryotes are protists normally?