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By 2009, the median age at first marriage for both men and women was __________ for both men and women.
Q20: Embryo transfer technology, along with surrogacy, creates
Q22: Since the 1970s the proportion of marriages
Q32: The text lists several advantages to earlier
Q46: _ of Americans favor allowing same-sex couples
Q49: The social context in which today's families
Q50: The _ hypothesis involves the argument that
Q60: The _ is the number of births
Q88: The "day care wars" were ignited by
Q92: In 2005, around _ percent of pregnancies
Q101: Science can be defined as a logical