According to studies by Hines and Zelazo in 2013, which of the following is true of infant girls and infant boys:
A) Boys tend to advance more rapidly than girls in their motor development in infancy.
B) Infant boys tend to sit, crawl, and walk earlier than infant girls.
C) Infant girls and infant boys differ in their dependency on adults.
D) Both infant girls and infant boys are similar in their social behaviors.
Question 2
Which of the following increases during middle adulthood?
A) Bone density
B) Body mass index
C) Blood sugar tolerance
D) The basal metabolic rate
The secular trend in growth as measured in Swedish (a) girls and (b) boys between 1883 and 1968.
Workshop of Kane Kwei, Coffin in the shape of a film projector, Teshi area, Ghana, Africa. 2013.
An infant lying in the crib, looking at the mobiles hanging above him.
Example of a choice board used in studies of decision making. This one includes four factors for ...
Physical and indirect aggression of boys and girls across childhood
Selected Broad Sense Heritability (H2) Values from Human Twin Studies