1	development		_____	larger social system in which micro, meso, and exo-systems are embedded
2	growth		_____	model of how biology and environment interact
3	biological aging		_____	systematic changes and continuities in the individual that occur between conception and death
4	aging		_____	shared understandings and way of life of a people
5	age grade		_____	classification with a group based on common tradition and heritage
6	age norms		_____	arranged according to different statuses, roles, privileges and responsibilities
7	social clock		_____	a system experienced indirectly bu can influence development
8	ethnicity		_____	biological, physical, cogitive and psychosocial changes both positive and negative in the mature organism
9	SES		_____	a person's sense of when he/she is ahead or behind schedule
10	life expectancy		_____	average number of years a newborn (now) can be expected to live
11	nature-nurture debate		_____	standards of conduct by researchers to protect the research participants from harm
12	Brofenbrenner's bioecological model		_____	genes vs. environment
13	microsystem		_____	system in which changes occur within a timeframe in a particular pattern
14	mesosystem		_____	standing such as prestige, education and income
15	exosystem		_____	the belief that one's own group and its culture are superior
16	macrosystem		_____	deterioration of organisms that lead to inevitable death
17	chronosystem		_____	interrelationships between two or more microsystems
18	culture		_____	immediate physical and social environment
19	ethnosystem		_____	physical changes that occur fron conception to maturity
20	research ethics		_____	society's message of how to act your age