__________ more often report depressive feelings than __________

Which of the following is an important fact about heritability?

a. Estimates of heritability based on one group can be generalized to other groups. b. Estimates of heritability are affected by the environment in which the people being studied live. c. Heritability estimates apply only to a specific person, not groups of people. d. When a trait is highly heritable, it cannot be modified by the environment.

Which of the following is a disease that involves a progressive deterioration of brain cells, especially in the cerebral cortex, and is a common form of dementia?

a. atherosclerosis b. osteoporosis c. Parkinson's disease d. Alzheimer's disease