A fertilized cell is called a(n) ______________ when it consists of identical cells that have not begun to take on specific functions, and a(n) ______________ once the cells begin to differentiate and form bodily structures and organs.
a. zygote; embryo
b. blastocyst; fetus
c. embryo; fetus
d. blastocyst; embryo
Ans: d. blastocyst; embryo
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A three-year-old child who doesn't understand that five single dollar bills are equal to a five-dollar bill is in Piaget's _______ stage
a. sensorimotor c. concrete operational b. preoperational d. formal operational
In the movie Speed, the two main characters go through two hours of life-threatening action-packed challenges. At the end, they are about to kiss, when the female says, "relationships that start under intense circumstances never last." She seems to be referring to the fact that they are misinterpreting their physiological arousal as passion and attraction. Which theory supports her assessment of the situation?
A. James's peripheral theory B. The Schachter-Singer theory C. Cannon's central theory D. Darwin's theory
The Hate Crimes Statistics Act requires ____
a. equal housing rights through exclusionary zoning, rent control, and rent stabilization laws b. the compilation of data on hate crimes so that there is a comprehensive picture of these crimes c. college campuses to report all hate crimes d. federal legal recognition of same-sex marriage in the United States
If we say that bipolar disorder has a concordance rate of 85 percent in monozygotic twins, we mean that
A. 85 percent of the time bipolar disorder is the result of genetic influences shared by monozygotic twins. B. if one monozygotic (identical) twin has bipolar disorder, his or her twin has an 85 percent chance of being diagnosed with the disorder as well. C. 85 percent of the time, bipolar disorder cannot be explained by genetic variables, even in monozygotic twins. D. a parent with bipolar disorder has an 85 percent chance of passing the disorder to his or her monozygotic twins.