Review the subsection “Alzheimer’s Disease” in Section 12.3, “Clinical Perspectives,” in Ch. 12, “Development and Aging,” of Learning and Memory: From Brain to Behavior. Prepare a 350- to 700-word response to the following questions: What is Alzheimer’s disease? What are the symptoms of Alzheimer’s disease? What are the effects of the disease on cognition? How can older adults protect themselves against Alzheimer’s disease? Format your response consistent with APA guidelines.