During middle childhood:
a. same-sex peer relationships decline dramatically.
b. children's friends tend to be almost exclusively the same gender.
c. children tend to have the same number of same- and opposite-sex friends.
d. girls tend to play in larger groups than boys.
Question 2
Why is voluntary reaching and grasping not present at birth?
a. Because it requires visual-motor coordination
b. Infants can do voluntary reaching and grasping at birth.
c. Because they cannot see the objects
d. Infants do not find the environment interesting enough to motivate the actions.
Abduction and Adduction Abduction–Moving a body part away from the middle. Adduction–Moving a body p
Dominance relationships among individuals play an important role in many primate societies.
Change in Drawing Abilities from Early to Middle Childhood Drawings become more realistic as fine m
One target for expanding medical services involves vaccinations. Only 78 percent of children ages 19 ...
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A phylogenetic tree showing the evolutionary relationships among hominoids. The evidence shows that