<prompt> Amyloid pressure protein is cleaved by ___ and ___ in Alzheimers diseaseα secretase , γ secretaseα secretase , β secretaseβ secretase , γ secretaseβ secretase , α secretase  <response>: Amyloid precersor proteinAPP is normaly cleaved by α and β secretases.In Alzeihmers disease it is cleaved by β and γ secretases and forms AB peptide that deposit to form senile plaques. 