In people with Alzheimer's disease, memory problems appear to be caused by disruption of the production of: A. inhibitory neurotransmitters. B. memory-linked fatty acids. C. memory-linked proteins. D. DNA.

Which statement about relative potential energy of electrons is correct? a. an electron in the 2 p orbital of the second electron shell has more potential energy than an electron in the 2 s orbital of the second electron shell. b. an electron in the 2 p orbital of the second electron shell has more potential energy than an electron in the 3 p orbital of the third electron shell. c. an electron in the 3 p orbital of the third electron shell has more potential energy than an electron in the 2 p orbital of the second electron shell.