21.   How paint dries can affect its behavior.

22.   Humans have a version of this gene, but the researchers do not know whether it affects the behavior of mothers.

23.   If the genes are not affecting behavior in people that will soon come clear.

24.   In other words, it puts us in touch with their feelings and affects our behavior.

25.   Institutions affect behavior.

26.   It may be that the light and warmth on the flowers affects the behavior of insects that the plant needs for pollination.

27.   Just knowing that he was making inquiries affected the behavior of key participants, both inside and outside the White House.

28.   Kessler and other anti-smoking crusaders say warnings alone are unlikely to affect behavior, particularly among young people, where virtually all new smokers are found.

29.   No other health reform so powerfully affects consumer behavior.

30.   Or is it simply the machismo of the sport that affects behavior?