The correct folding of proteins is necessary to maintain healthy cells and tissues. Unfolded proteins are responsible for such neurodegenerative disorders as Alzheimer's, Huntington's, and Creutzfeld-Jacob disease ( thr specific faulty protein is different for each disease). What is the utimate fate of these disease causing, unfolded proteins? a. they are degraded b. they bind a different target protein c. they form structuredfilaments d.they form protein aggregates.