When you tell a sexually suggestive joke that you recently heard to your friends, they laugh heartily. When you tell it to your parents, they frown. As a result of _____, you soon learn to tell such jokes only to your friends.
A) observational learning
B) differential reinforcement
C) differential observation
D) the peak shift effect
Question 2
We gradually learn, mostly through _____, the extent to which it is appropriate to perform certain modeled behaviors.
A) intuition
B) reinforcement and punishment
C) classical conditioning
D) behavioral contrast
Different forms of Daphnia pulex can be either sexually reproducing or obligately parthenogenetic.
Best Friends
The recently discovered lleret calvaria from Kenya is the smallest H. erectus and shares many traits
Smallest Part of Social Networks: Friends
Sexually Transmitted Diseases
Teens who date in early adoles-cence are more likely to become sexually active