Attraction that is based on opposite interests or personality characteristics that balance or complete each other is called ______

What etiology for Alzheimer's disease is suggested by the presence of beta-amyloid at the core of amyloid plaques?

a. dopamine deficiency b. radiation overdose c. immune system dysfunction d. circulatory system dysfunction

In families with several children,

A) parents tend to look for similarities between siblings. B) parents often regard siblings as less distinct than other observers do. C) both identical and fraternal twins tend to become increasingly similar in personality with age. D) parents' tendency to emphasize each child's unique qualities affects their parenting practices.