Adoption studies of intelligence suggest that:
a. Genetic factors are the sole determinant of intelligence
b. Family environment more strongly determines intelligence than genetics
c. Both genetics and environment contribute to intelligence
d. It is possible to rule out confounding factors and make reliable conclusions
C
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The term used to refer the second through the eighth weeks of a pregnancy is the:
a. germinal period b. fetal period c. critical period d. embryonic period
According to the __________ trend, the head develops more rapidly than the lower part of the body during the prenatal period
A) cranial B) neuroproximal C) proximodistal D) cephalocaudal
Considering external cues in obesity, which of the following statements is true?
a. Obese subjects ate more than thin subjects if the food tasted good. b. Thin subjects increase food intake if the food is attractive. c. Thin subjects increase food intake if the food is easily available. d. Obese people will eat more than normal-weight people if the food is difficult to obtain.
An observable behavior or event that is presumed to reflect the construct itself is called ______.
A. an external factor of the construct B. an operational definition of the construct C. an external factor of the construct and an operational definition of the construct D. a conceptual variable that cannot be directly observed